A piece of metal weighing 55 grams weighs only 50 grams when suspended in water. What is its specific gravity?

A piece of metal weighing 55 grams weighs only 50 grams when suspended in water. What is its specific gravity?  
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Imagine Johnny, a party clown, is carrying three pieces of gold each piece weighing one kilogram. While taking a walk he comes to a bridge which has a sign posted saying the bridge could hold only a maximum of 80 kilograms. John weighs 78 kilograms and the gold weighs three kilograms. Johnny reads the sign and still safely crossed the bridge with all the gold. How did he manage this? -Riddles

Description : Imagine Johnny, a party clown, is carrying three pieces of gold each piece weighing one kilogram. While taking a walk he comes to a bridge which has a sign posted saying the bridge could hold only a ... the sign and still safely crossed the bridge with all the gold. How did he manage this? -Riddles

Last Answer : Johnny is a clown so he has mastered juggling. When he came to the bridge he juggled the gold, always keeping one piece in the air.

A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is (A) 0.55 (B) 0.60 (C) 0.65 (D) 0.70

Description : A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is (A) 0.55 (B) 0.60 (C) 0.65 (D) 0.70

Last Answer : Answer: Option B

PROBLEM FA sample of soft saturated clay weighs 350 grams and has a volume of 205cc. After oven drying, the soil weighs 225 grams. Calculate the values of saturated unit weight, void ratio, porosity and specific gravity?

Description : PROBLEM FA sample of soft saturated clay weighs 350 grams and has a volume of 205cc. After oven drying, the soil weighs 225 grams. Calculate the values of saturated unit weight, void ratio, porosity and specific gravity?

Last Answer : {

A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is (A) 1 (B) 5 (C) 7 (D) 6

Description : A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is (A) 1 (B) 5 (C) 7 (D) 6

Last Answer : Answer: Option D

A freight car weighing 20 tons and moving at a speed of 7 miles per hour on a horizontal track collides and couples with a stationary car that weighs 15 tons. Neglecting friction, determine the velocity of the coupled cars.

Description : A freight car weighing 20 tons and moving at a speed of 7 miles per hour on a horizontal track collides and couples with a stationary car that weighs 15 tons. Neglecting friction, determine the velocity of the coupled cars.

Last Answer : ANSWER: 4 MILES PER HOUR

A spherical iron shell with external diameter 21 cm weighs 22775 x 5/21 grams. Find the thickness of the shell if the metal weighs 10 gms per cu cm. -Maths 9th

Description : A spherical iron shell with external diameter 21 cm weighs 22775 x 5/21 grams. Find the thickness of the shell if the metal weighs 10 gms per cu cm. -Maths 9th

Last Answer : answer:

An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of (A) 1 (B) 1.2 (C) 0.8 (D) 0.75

Description : An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of (A) 1 (B) 1.2 (C) 0.8 (D) 0.75

Last Answer : Answer: Option D

In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is A. 2.25 B. 2.50 C. 2.55 D. 2.65

Description : In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is A. 2.25 B. 2.50 C. 2.55 D. 2.65

Last Answer : ANS: D

If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface? (1) 12N (2) 2N (3) 10N (4) 6N

Description : If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface? (1) 12N (2) 2N (3) 10N (4) 6N

Last Answer : (2) 2N Explanation: Weight is mass x g. Since mass is constant and g is only 16thof that on the earth. The weight on the moon is only 16th of that on the earth.

The total weight of a pycnometer with water and oven dried soil 20 (g) is 1600 g. The pycnometer filled with water alone weighs 1500 g. The specific gravity of the soil, is (A) 1.0 (B) 1.5 (C) 2.0 (D) 2.5

Description : The total weight of a pycnometer with water and oven dried soil 20 (g) is 1600 g. The pycnometer filled with water alone weighs 1500 g. The specific gravity of the soil, is (A) 1.0 (B) 1.5 (C) 2.0 (D) 2.5

Last Answer : (C) 2.0

A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? (A) The metal piece will simply float over the mercury (B) The metal piece will be immersed in mercury by half (C) Whole of the metal piece will be immersed with its top surface just at mercury level (D) Metal piece will sink to the bottom

Description : A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? (A) The metal piece will simply float over the mercury (B ... will be immersed with its top surface just at mercury level (D) Metal piece will sink to the bottom

Last Answer : Answer: Option C

A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury? (A) 0.5 (B) 0.4 (C) 0.515 (D) 0.5

Description : A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury? (A) 0.5 (B) 0.4 (C) 0.515 (D) 0.5

Last Answer : Answer: Option C

When a piece of stone is immersed in water, it displaces water of equal – (1) Density (2) Specific gravity (3) Mass (4) Volume

Description : When a piece of stone is immersed in water, it displaces water of equal – (1) Density (2) Specific gravity (3) Mass (4) Volume

Last Answer : (3) Mass Explanation: Archimedes' Principle states that upward buoyant force exerted on a body immersed in a fluid is equal to the weight of the fluid the body displaces.

When a piece of stone is immersed in water, it displaces water of equal (1) Density (2) Specific gravity (3) Mass (4) Volume

Description : When a piece of stone is immersed in water, it displaces water of equal (1) Density (2) Specific gravity (3) Mass (4) Volume

Last Answer : Mass

A suspended particle falls through a height minutes. If the viscosity of water is and specific gravity of the particle is , the diameter of the particle is (where M is a constant factor) (A) 103M (H/t) (B) 104M (H/t) (C) 105M (H/t) (D) 102M (H/t)

Description : A suspended particle falls through a height minutes. If the viscosity of water is and specific gravity of the particle is , the diameter of the particle is (where M is a constant factor) (A) 103M (H/t) (B) 104M (H/t) (C) 105M (H/t) (D) 102M (H/t)

Last Answer : Answer: Option C

A moist soil sample weighing 108 g has a volume of 60 cc. If water content is 25% and value of G = 2.52, the void ratio is (A) 0.55 (B) 0.65 (C) 0.75 (D) 0.80

Description : A moist soil sample weighing 108 g has a volume of 60 cc. If water content is 25% and value of G = 2.52, the void ratio is (A) 0.55 (B) 0.65 (C) 0.75 (D) 0.80

Last Answer : (C) 0.75

Assume postal rates for 'light letters' are: $0.25 up to 10 grams; $0.35 up to 50 grams; $0.45 up to 75 grams; $0.55 up to 100 grams. Which test inputs (in grams) would be selected using boundary value analysis? A. 0, 9,19, 49, 50, 74, 75, 99,100 B. 10, 50, 75,100, 250, 1000 C. 0, 1,10,11, 50, 51, 75, 76,100,101 D. 25, 26, 35, 36, 45, 46, 55, 56

Description : Assume postal rates for 'light letters' are: $0.25 up to 10 grams; $0.35 up to 50 grams; $0.45 up to 75 grams; $0.55 up to 100 grams. Which test inputs (in grams) would be selected using boundary value analysis? A. 0, 9,19, ... C. 0, 1,10,11, 50, 51, 75, 76,100,101 D. 25, 26, 35, 36, 45, 46, 55, 56

Last Answer : C. 0, 1,10,11, 50, 51, 75, 76,100,101

Two persons of masses 55 kg and 65 kg respectively, are at the opposite ends of a boat. The length of the boat is 3.0 m and weighs 100 kg. The 55 kg man walks up to the 65 kg man and sits with him. If the boat is in still water the centre of mass of the system shifts by

Description : Two persons of masses 55 kg and 65 kg respectively, are at the opposite ends of a boat. The length of the boat is 3.0 m and weighs 100 kg. The 55 kg man walks up to the 65 kg man and sits with him. If the boat is in still water the centre of mass of the system shifts by

Last Answer : (4) zero

A block of metal which weighs 60 newtons in air and 40 newtons under water has a density, in kilograms per meter cubed, of: w) 1000 x) 3000 y) 5000 z) 7000

Description : A block of metal which weighs 60 newtons in air and 40 newtons under water has a density, in kilograms per meter cubed, of: w) 1000 x) 3000 y) 5000 z) 7000

Last Answer : ANSWER: X -- 3000

What A box of cereal weighs about 350 grams ok kilograms?

Description : What A box of cereal weighs about 350 grams ok kilograms?

Last Answer : Click here to get an answer to your question ✍️ help again again, its also for tomorrow a box of cereal weighing 350 grams 21 grams of fat.

If a brick weighs 4800 grams how many such bricks will be needed to make 3 tonnes?

Description : If a brick weighs 4800 grams how many such bricks will be needed to make 3 tonnes?

Last Answer : A tonne , otherwise called a metric ton in the United States, is a non-SI metric unit of mass equal to 1,000 kilograms (1,000,000 grams).1,000,000/4,800 = 208.33..So two hundred and eight and a third bricks.

The heart of a normal adult human being weighs about _____ A. 200 grams B. 300 grams C. 400 grams D. 500 grams

Description : The heart of a normal adult human being weighs about _____ A. 200 grams B. 300 grams C. 400 grams D. 500 grams

Last Answer : ANSWER: B

A child weighing 50 Newtons is on a swing. He goes from a minimum height of 0.2 meters to a maximum height of 1.5 meters. His maximum speed is closest to: w) 3 meters per second x) 5 meters per second y) 7 meters per second z) 9 meters per second

Description : A child weighing 50 Newtons is on a swing. He goes from a minimum height of 0.2 meters to a maximum height of 1.5 meters. His maximum speed is closest to: w) 3 meters per second x) 5 meters per second y) 7 meters per second z) 9 meters per second

Last Answer : ANSWER: X -- 5 METERS PER SECOND

A 10,000-watt motor operates an elevator weighing 5000 newtons. Assuming no frictional losses, how high is the elevator raised in 10 seconds. Is it raised: w) 2 meters x) 20 meters y) 50 meters z) 100 meters

Description : A 10,000-watt motor operates an elevator weighing 5000 newtons. Assuming no frictional losses, how high is the elevator raised in 10 seconds. Is it raised: w) 2 meters x) 20 meters y) 50 meters z) 100 meters

Last Answer : ANSWER: X -- 20 METERS

A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these

Description : A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these

Last Answer : (B) 55.6 %

The minerals having specific gravity less than — g/cm3 are considered as light minerals. a. 2.85 b. 3.55 c. 2.3 d. 3.55

Description : The minerals having specific gravity less than — g/cm3 are considered as light minerals. a. 2.85 b. 3.55 c. 2.3 d. 3.55

Last Answer : a. 2.85

In Joule's experiment, an insulated container contains 20 kg of waterinitially at 25°C. It is stirred by an agitator, which is made to turn by aslowly falling body weighing 40 kg through a height of 4 m. The process isrepeated 500 times. The acceleration due to gravity is 9.8 ms-2. Neglectingthe heat capacity of agitator, the temperature of water (in °C) is(A) 40.5(B) 34.4(C) 26.8(D) 25

Description : In Joule's experiment, an insulated container contains 20 kg of waterinitially at 25°C. It is stirred by an agitator, which is made to turn by a slowly falling body weighing 40 kg through a height of 4 m. The process is repeated ... temperature of water (in °C) is (A) 40.5 (B) 34.4 (C) 26.8 (D) 25

Last Answer : (B) 34.4

Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Description : Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Last Answer : (2) Melting point Explanation: The fuse wire is based on the Joules law of heating which says that when the electric current is allowed to pass through a conductor, the conductor heats up and is ... . For this purpose the material used as fuse wire should have high resistance and low melting point.

Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Description : Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Last Answer : Melting point

If a rock weighing 2200 N is dropped from a height of 15 m what is its KE just before it hits the ground Remember weight is measured in newtons (N) and is equal to mass times gravity.?

Description : If a rock weighing 2200 N is dropped from a height of 15 m what is its KE just before it hits the ground Remember weight is measured in newtons (N) and is equal to mass times gravity.?

Last Answer : 33,000 J

Laura weighs 50 Newtons and pushes against a stationary brick wall that weighs 1,000 Newtons. Her arm is two-thirds of a meter long. According to the laws of physics, how much work does she do?

Description : Laura weighs 50 Newtons and pushes against a stationary brick wall that weighs 1,000 Newtons. Her arm is two-thirds of a meter long. According to the laws of physics, how much work does she do? 

Last Answer : ANSWER: NONE or ZERO

A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is (A) 0.83 (B) 0.6 (C) 0.4 (D) 0.3

Description : A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is (A) 0.83 (B) 0.6 (C) 0.4 (D) 0.3

Last Answer : Answer: Option B

A piece of wetted wood just floats in water. When placed in an oil of specific gravity 0.75, it will a.Float with upside down b.Sink c.Float for sometime and then sink d.Float with 3/4 of volume above the liquid surface e.Float with 1/4 of volume above the liquid level

Description : A piece of wetted wood just floats in water. When placed in an oil of specific gravity 0.75, it will a.Float with upside down b.Sink c.Float for sometime and then sink d.Float with 3/4 of volume above the liquid surface e.Float with 1/4 of volume above the liquid level

Last Answer : b. Sink

A boy was at a carnival and went to a booth where a man said to the boy, 'If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50.' The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50.How did the man win the bet? -Riddles

Description : A boy was at a carnival and went to a booth where a man said to the boy, 'If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50.' ... more or less. In the end the boy ended up paying the man $50.How did the man win the bet? -Riddles

Last Answer : The man did exactly as he said he would and wrote 'your exact weight' on the paper

A boy was at a carnival and went to a booth where a man said to the boy, 'If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50.' The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet? -Riddles

Description : A boy was at a carnival and went to a booth where a man said to the boy, 'If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50.' ... more or less. In the end the boy ended up paying the man $50. How did the man win the bet? -Riddles

Last Answer : The man did exactly as he said he would and wrote 'your exact weight' on the paper.

A boy was at a carnival and went to a booth where a man said to the boy, 'If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50.' The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet? -Riddles

Description : A boy was at a carnival and went to a booth where a man said to the boy, 'If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50.' ... more or less. In the end the boy ended up paying the man $50. How did the man win the bet? -Riddles

Last Answer : The man did exactly as he said he would and wrote 'your exact weight' on the paper.

When a 2 kilogram mass is suspended from a spring, the spring stretches 4 cm. The force constant of the spring is approximately:+ w) .5 newtons per meter x) 5 newtons per meter y) 50 newtons per meter z) 500 newtons per meter

Description : When a 2 kilogram mass is suspended from a spring, the spring stretches 4 cm. The force constant of the spring is approximately:+ w) .5 newtons per meter x) 5 newtons per meter y) 50 newtons per meter z) 500 newtons per meter

Last Answer : ANSWER: Z -- 500 NEWTONS PER METER

A solid metallic block weighing 5 kg has an initial temperature of 500°C. 40 kg of water initially at 25°C is contained in a perfectly insulated tank. The metallic block is brought into contact with water. Both of them come to equilibrium. Specific heat of block material is 0.4 kJ.kg-1. K-1. Ignoring the effect of expansion and contraction and also the heat capacity to tank, the total entropy change in kJ.kg-1, K-1is (A) -1.87 (B) 0 (C) 1.26 (D) 3.91

Description : A solid metallic block weighing 5 kg has an initial temperature of 500°C. 40 kg of water initially at 25°C is contained in a perfectly insulated tank. The metallic block is brought into contact with water. Both of them come to equilibrium. ... .kg-1, K-1is (A) -1.87 (B) 0 (C) 1.26 (D) 3.91

Last Answer : (B) 0

A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will (A) Increase (B) Decrease (C) Remain same (D) Increase/decrease depending on depth of immersion

Description : A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will (A) Increase (B) Decrease (C) Remain same (D) Increase/decrease depending on depth of immersion

Last Answer : Answer: Option C

Average salinity or ratio of salt as per kilogram of water of ocean is-----? A. 35 grams (Answer) B. 55 grams C. 32 grams D. 42 grams

Description : Average salinity or ratio of salt as per kilogram of water of ocean is-----? A. 35 grams (Answer) B. 55 grams C. 32 grams D. 42 grams

Last Answer : A. 35 grams (Answer)

If a object weighing 50 n displaces a volume of water weighing 10 n what is the buoyant force on the object?

Description : If a object weighing 50 n displaces a volume of water weighing 10 n what is the buoyant force on the object?

Last Answer : Need answer

A car weighing 1000kg deflects its springs by 0.4cm under its load. Determine the natural frequency of 2 car in vertical direction take g=10N/m a) 25 rad/sec b)50 rad/sec c) 2 rad/sec d)none

Description : A car weighing 1000kg deflects its springs by 0.4cm under its load. Determine the natural frequency of 2 car in vertical direction take g=10N/m a) 25 rad/sec b)50 rad/sec c) 2 rad/sec d)none

Last Answer : b)50 rad/sec

A rigid body is suspended vertically at a point and oscillates with a small amplitude under the action of the force of gravity. Such an arrangement is called a.Simple pendulum b.Rigid pendulum c.Second's pendulum d.Compound pendulum e.Newton's pendulum

Description : A rigid body is suspended vertically at a point and oscillates with a small amplitude under the action of the force of gravity. Such an arrangement is called a.Simple pendulum b.Rigid pendulum c.Second's pendulum d.Compound pendulum e.Newton's pendulum

Last Answer : d. Compound pendulum

When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as * 1 point (A) simple pendulum (B) torsional pendulum (C) compound pendulum (D) second’s pendulum

Description : When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as * 1 point (A) simple pendulum (B) torsional pendulum (C) compound pendulum (D) second’s pendulum

Last Answer : (C) compound pendulum

The static deflection of a spring under gravity, when a mass of 1 kg is suspended from it, is 1 mm. Assume the acceleration due to gravity g = 10 m/s^2. The natural frequency of this spring-mass system (in rad/s) is A 100 B 150 C 200 D 250

Description : The static deflection of a spring under gravity, when a mass of 1 kg is suspended from it, is 1 mm. Assume the acceleration due to gravity g = 10 m/s^2. The natural frequency of this spring-mass system (in rad/s) is A 100 B 150 C 200 D 250

Last Answer : A 100

When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as A. simple pendulum B. torsional pendulum C. compound pendulum D. second’s pendulum

Description : When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as A. simple pendulum B. torsional pendulum C. compound pendulum D. second’s pendulum

Last Answer : C. compound pendulum

The time period of a simple pendulum does not depend upon the mass of the body suspended at the free end of the string. This statement is known as ___________ . (A) law of gravity (B) law of mass (C) law of isochronism (D) law of length

Description : The time period of a simple pendulum does not depend upon the mass of the body suspended at the free end of the string. This statement is known as ___________ . (A) law of gravity (B) law of mass (C) law of isochronism (D) law of length

Last Answer : (B) law of mass

When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as (A) simple pendulum B) torsional pendulum (C) compound pendulum (D) second’s pendulum

Description : When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as (A) simple pendulum B) torsional pendulum (C) compound pendulum (D) second’s pendulum

Last Answer : (C) compound pendulum

A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal (A) Density of metal can't be determined (B) Metal is twice as dense as water (C) Metal will float in water (D) Metal is twice as dense as unknown fluid

Description : A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then  which is correct statement about density of metal  (A) Density of metal can't be determined  (B) ... as water  (C) Metal will float in water  (D) Metal is twice as dense as unknown fluid 

Last Answer : (A) Density of metal can't be determined