The earth completes one rotation on its axis in : (1) 23 hrs. 56 min. 4.9 sec (2) 23 hrs. 10 min. 2 sec (3) 23 hrs. 30 min. (4) 24 hrs.

The earth completes one rotation on its axis in : (1) 23 hrs. 56 min. 4.9 sec (2) 23 hrs. 10 min. 2 sec (3) 23 hrs. 30 min. (4) 24 hrs.
by

1 Answer

Answer :

23 hrs. 56 min. 4.9 sec
by

Related questions

The earth completes one rotation on its axis in : (1) 23 hrs. 56 min. 4.9 sec (2) 23 hrs. 10 min. 2 sec (3) 23 hrs. 30 min. (4) 24 hrs.

Description : The earth completes one rotation on its axis in : (1) 23 hrs. 56 min. 4.9 sec (2) 23 hrs. 10 min. 2 sec (3) 23 hrs. 30 min. (4) 24 hrs.

Last Answer : (1) 23 hrs. 56 min. 4.9 sec Explanation: The Earth rotates around its axis once in about 24 hours with respect to the sun and once every 23 hours 56 minutes and 4 seconds with respect to the stars. The Earth rotates from the west towards east. Seasons are caused by Earth's rotation around its axis.

Adam and Smith are working on a project. Adam takes 18 hrs to type 108 pages on a computer, while Smith takes 15 hrs to type 120 pages. How much time will they take, working together on two different computers to type a project of 360 pages? a) 23 hrs 24 min b) 45 hrs 42 min c) 25 hrs 42 min d) 42 hrs 45 min

Description : Adam and Smith are working on a project. Adam takes 18 hrs to type 108 pages on a computer, while Smith takes 15 hrs to type 120 pages. How much time will they take, working together on two different computers to type a ... ? a) 23 hrs 24 min b) 45 hrs 42 min c) 25 hrs 42 min d) 42 hrs 45 min

Last Answer : C Number of pages typed by Adam=108 Number of pages typed by Adam in 1 hour = 108/18=6 Number of pages typed by Smith =120 Number of pages typed by Smith in 1 hour = 120/15 =8 Number of pages typed by both in ... (6 + 8) = 14 Time taken by both to type 360 pages, = (360 * 1/14) =25 hrs 42 min

The moon is showing its same face to the earth because (1) It is not rotating about its own axis (2) Its rotation and revolution are opposite (3) Its periods of rotation and revolution are the same (4) Its rotation is faster than its revolution

Description : The moon is showing its same face to the earth because (1) It is not rotating about its own axis (2) Its rotation and revolution are opposite (3) Its periods of rotation and revolution are the same (4) Its rotation is faster than its revolution

Last Answer : Its periods of rotation and revolution are the same

Equator represents (1) line joining North and South poles (2) imaginary line passing round the Earth midway between North & South poles (3) a belt (ring) around the planet Saturn (4) axis of rotation of Earth

Description : Equator represents (1) line joining North and South poles (2) imaginary line passing round the Earth midway between North & South poles (3) a belt (ring) around the planet Saturn (4) axis of rotation of Earth

Last Answer : imaginary line passing round the Earth midway between North & South poles

A flywheel weighs 400 kg and has a radius of gyration of 30 cm about its axis of rotation. It is mounted on a shaft subjected to a moment of 40 kgm. If the flywheel starts from restits speed after 3 seconds wil be a.10.9 rad/sec b.19.0 rad/sec c.51.2 rad/sec d.3.33 rad/sec e.16.35 rad/sec

Description : A flywheel weighs 400 kg and has a radius of gyration of 30 cm about its axis of rotation. It is mounted on a shaft subjected to a moment of 40 kgm. If the flywheel starts from restits speed after 3 seconds wil be a.10.9 rad/sec b.19.0 rad/sec c.51.2 rad/sec d.3.33 rad/sec e.16.35 rad/sec

Last Answer : d. 3.33 rad/sec

Which of the following is not true for Geostationary Satellite? (1) Its time period is 24 hrs (2) Its angular speed is equal to that of earth about its own axis (3) It is fixed in space (4) It revolves from west to east over the equator

Description : Which of the following is not true for Geostationary Satellite? (1) Its time period is 24 hrs (2) Its angular speed is equal to that of earth about its own axis (3) It is fixed in space (4) It revolves from west to east over the equator

Last Answer :  It is fixed in space

Why the Earth is having its own atmosphere ? (1) Winds (2) Clouds (3) Gravity (4) Rotation of the Earth

Description : Why the Earth is having its own atmosphere ? (1) Winds (2) Clouds (3) Gravity (4) Rotation of the Earth

Last Answer : Gravity

Atmospheric pressure exerted on earth is due to : (1) rotation of earth (2) revolution of earth (3) gravitational pull (4) uneven heating of earth

Description : Atmospheric pressure exerted on earth is due to : (1) rotation of earth (2) revolution of earth (3) gravitational pull (4) uneven heating of earth

Last Answer : gravitational pull

The deflection of the winds to the right in the northern hemisphere is caused by : (1) revolution of the earth (2) rotation of the earth (3) uneven heating of the earth (4) All the above

Description : The deflection of the winds to the right in the northern hemisphere is caused by : (1) revolution of the earth (2) rotation of the earth (3) uneven heating of the earth (4) All the above 

Last Answer : rotation of the earth

If speed of rotation of the earth increases, the weight of the body (1) decreases (2) increases (3) remains the same (4) may increase or decrease

Description : If speed of rotation of the earth increases, the weight of the body (1) decreases (2) increases (3) remains the same (4) may increase or decrease

Last Answer : decreases

Earthquakes are caused by (1) Denudation (2) Tectonism (3) Earth revolution (4) Earth rotation

Description : Earthquakes are caused by (1) Denudation (2) Tectonism (3) Earth revolution (4) Earth rotation

Last Answer : Tectonism

The latitude of a place is expressed by its angular distance in relation to— (1) Equator (2) South Pole (3) Axis of the Earth (4) North Pole

Description : The latitude of a place is expressed by its angular distance in relation to— (1) Equator (2) South Pole (3) Axis of the Earth (4) North Pole

Last Answer : Equator

The Earth rotates on its axis at an inclination of

Description : The Earth rotates on its axis at an inclination of 

Last Answer : The Earth rotates on its axis at an inclination of 

After flying for 16 minutes at 100kt TAS with a 20kt tail wind, you have to return to the airfield of departure. You will arrive after: a. 10 min 40 sec b. 20 min c. 24 min d. 16 min

Description : After flying for 16 minutes at 100kt TAS with a 20kt tail wind, you have to return to the airfield of departure. You will arrive after: a. 10 min 40 sec b. 20 min c. 24 min d. 16 min

Last Answer : c. 24 min

After flying for 16 minutes at 100kt TAS with a 20kt tail wind, you have to return to the airfield of departure. You will arrive after: a. 10 min 40 sec b. 20 min c. 24 min d. 16 min

Description : After flying for 16 minutes at 100kt TAS with a 20kt tail wind, you have to return to the airfield of departure. You will arrive after: a. 10 min 40 sec b. 20 min c. 24 min d. 16 min

Last Answer : c. 24 min

Two filling tap can fill a dumper in 14 and 28 min. respectively and when the waste tap is open, they can together fill it in 35 min. The waste pipe can empty the full dumper in – A) 152/9 hrs. B) 137/7 hrs. C) 60/9 hrs. D) 140/11 hrs.

Description : Two filling tap can fill a dumper in 14 and 28 min. respectively and when the waste tap is open, they can together fill it in 35 min. The waste pipe can empty the full dumper in – A) 152/9 hrs. B) 137/7 hrs. C) 60/9 hrs. D) 140/11 hrs.

Last Answer :  D 1/14 + 1/28 – 1/35 =>10 + 5 – 4/140 =>11/140 =>140/11 => hence answer is 140/11 hours.

Light from the Sun reaches us in nearly (1) 8 min (2) 2 min (3) 6 min (4) 4 min

Description : Light from the Sun reaches us in nearly (1) 8 min (2) 2 min (3) 6 min (4) 4 min

Last Answer : 8 min

What is the interval between a high tide and neaptide at a given place ? (1) 12 hours (2) 12 hours 26 minutes (3) 15 hours 30 minutes (4) 24 hours

Description : What is the interval between a high tide and neaptide at a given place ? (1) 12 hours (2) 12 hours 26 minutes (3) 15 hours 30 minutes (4) 24 hours

Last Answer : 12 hours 26 minutes

The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days

Description : The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days

Last Answer : ANSWER: C

The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days

Description : The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days

Last Answer : ANSWER: C

The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days 27

Description : The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days 27

Last Answer : ANSWER: C

The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days

Description : The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days

Last Answer : ANSWER: C

The sunlight is available 24 hours on the longest day at which of the following latitudes of the earth ? (1) 49° (2) 66½° (3) 63° (4) 69°51'

Description : The sunlight is available 24 hours on the longest day at which of the following latitudes of the earth ? (1) 49° (2) 66½° (3) 63° (4) 69°51'

Last Answer : 66½°

Salination of soil is caused by (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation

Description : Salination of soil is caused by (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation

Last Answer : excess irrigation

In a desert region, soil erosion can be checked by (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation

Description : In a desert region, soil erosion can be checked by (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation

Last Answer : Tree plantation/Afforestaion

In a desert region, soil erosion can be checked by (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure

Description : In a desert region, soil erosion can be checked by (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure

Last Answer : Tree plantation/afforestation

Two trains are moving in opposite directions at 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. The time taken by the slower train to cross the faster train in seconds is: A.58 sec B.50 sec C.48 sec D.56 sec E.None of these

Description : Two trains are moving in opposite directions at 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. The time taken by the slower train to cross the faster train in seconds is: A.58 sec B.50 sec C.48 sec D.56 sec E.None of these

Last Answer : Answer – C (48 sec) Explanation – Relative speed = all lengths/time [60+90] = [1.10 +0.9 ]/time [ PLUS when opposite direction] time=2/150 = 1/75 h 1 hour______3600 sec 1/75 hr______? ?= 3600/75=48 sec

On which date is India likely to experience the shortest day? (1) December 22 (2) March 21 (3) June 22 (4) September 23

Description : On which date is India likely to experience the shortest day? (1) December 22 (2) March 21 (3) June 22 (4) September 23

Last Answer : December 22

The approximate circumference of the Earth is (1) 13,000 km (2) 20,000 km (3) 25,000 km (4) 30,000 km

Description : The approximate circumference of the Earth is (1) 13,000 km (2) 20,000 km (3) 25,000 km (4) 30,000 km

Last Answer : 24,901 miles (40,075 km)

What is the surveillance range of a general TCS system? a) 30 sec b) 20min c) 2 min d) 4 min

Description : What is the surveillance range of a general TCS system? a) 30 sec b) 20min c) 2 min d) 4 min

Last Answer : d) 4 min

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Description : 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Last Answer : 22

On what dates of April 1994 did SUNDAYfall? (A) 2,9,16,23,30 (B) 3,10,17,24 (C) 4,11,18,25 (D) 1,8,15,22,29

Description : On what dates of April 1994 did SUNDAYfall? (A) 2,9,16,23,30 (B) 3,10,17,24 (C) 4,11,18,25 (D) 1,8,15,22,29

Last Answer : Answer: B Solution:. Let us find the day on 1st April, 1994. 2000 years have 0 odd day. We have to calculate day on 1st April, 1994. 2000-1994 = 6 Years. 1996 is leap year and have 4 odd days Ordinary years ... was Friday Thus, on 3 rd , 10 th , 17 th , 24 th will be Sunday fall on April 1994.

The normal glucose tolerance curve reaches peak is (A) 15 min (B) 1 hr (C) 2 hrs (D) 2 ½ hrs

Description : The normal glucose tolerance curve reaches peak is (A) 15 min (B) 1 hr (C) 2 hrs (D) 2 ½ hrs

Last Answer : B

A leak in the bottom of a bunker can empty the full bunker in 4 hrs. An inlet pump fills water at the rate of 3 litres a min. when the bunker is full, the inlet is opened and due to the leak, the bunker is empty in 6 hrs. How many litres does the bunker field? A) 1160 litrs B) 1610 litres C) 2160 litres D) 2610 litres

Description : A leak in the bottom of a bunker can empty the full bunker in 4 hrs. An inlet pump fills water at the rate of 3 litres a min. when the bunker is full, the inlet is opened and due to the leak, ... hrs. How many litres does the bunker field? A) 1160 litrs B) 1610 litres C) 2160 litres D) 2610 litres

Last Answer :  C Work done by the inlet in 1 hr = (1/4 – 1/6) = (3-2/12) = 1/12 Work done by the inlet in 1 min = 1/12 * 1/60 = 1/720 Volume of 1/720 part = 3 litres Volume of whole = (720 * 3 )=2160 litres.

The request information should normally be made within a) 48 Hrs b) 24 Hrs c) 30 days d) 45 days

Description : The request information should normally be made within  a) 48 Hrs b) 24 Hrs c) 30 days d) 45 days

Last Answer : c) 30 days

A tank can be filled by a tap in 8 hrs while it can be emptied by another tap in 18 hrs. if both the taps are opened simultaneously, then after how much time will the cistern get filled? A) 14hrs 24mins B) 14 hrs 12 mins C) 14hrs 56 mins D) 14hrs 30mins

Description : A tank can be filled by a tap in 8 hrs while it can be emptied by another tap in 18 hrs. if both the taps are opened simultaneously, then after how much time will the cistern get filled? A) 14hrs 24mins B) 14 hrs 12 mins C) 14hrs 56 mins D) 14hrs 30mins

Last Answer : A Net part filled in 1hr = (1/8 – 1/18) = 9 – 4/72 = 5/72 Therefore the tank will be filled in 72/5 hrs i.e., 14 hrs 24mins

Can your vision become blurred 24/7 from 9 hrs a day on the computer?

Description : Can your vision become blurred 24/7 from 9 hrs a day on the computer?

Last Answer : Yeah, at least for a while. Has happened to me.

It is desired to concentrate a 20% salt solution (20 kg of salt in 100 kg of solution) to a 30% salt solution in an evaporator. Consider a feed of 300 kg/min at 30°C. The boiling point of the solution is 110°C, the latent heat of vaporisation is 2100 kJ/kg and the specific heat of the solution is 4 kJ/kg.K. The rate at which the heat has to be supplied in (kJ/min) to the evaporator is (A) 3.06 × 10 5 (B) 6.12 × 10 5 (C) 7.24 × 10 5 (D) 9.08 × 10

Description : It is desired to concentrate a 20% salt solution (20 kg of salt in 100 kg of solution) to a 30% salt solution in an evaporator. Consider a feed of 300 kg/min at 30°C. The boiling point of the solution is 110°C, the latent heat of ... 3.06 10 5 (B) 6.12 10 5 (C) 7.24 10 5 (D) 9.08 10

Last Answer : (A) 3.06 × 10

Critical speed of rotation, N (in rps - rotation per second) of a trammel is equal to (where, g = acceleration due to gravity = 9.81 m/sec 2 and, r = radius of trammel, metre.) (A) (1/2π). √(g/r) (B) (1/π). √(g/r) (C) ½ √(g/r) (D) 2π. √(g/r)

Description : Critical speed of rotation, N (in rps - rotation per second) of a trammel is equal to (where, g = acceleration due to gravity = 9.81 m/sec 2 and, r = radius of trammel, metre.) (A) (1/2π). √(g/r) (B) (1/π). √(g/r) (C) ½ √(g/r) (D) 2π. √(g/r)

Last Answer : (A) (1/2π). √(g/r)

The light from the Sun reaches the Earth in about— (1) 8 seconds (2) 8 minutes (3) 10 seconds (4) 10 minutes

Description : The light from the Sun reaches the Earth in about— (1) 8 seconds (2) 8 minutes (3) 10 seconds (4) 10 minutes

Last Answer : 8 minutes

Since there are 23 Hours, 56 Minuets & 4.1 Seconds in a day, what happens to the extra 3 Minuets & 56.9 Seconds?

Description : Since there are 23 Hours, 56 Minuets & 4.1 Seconds in a day, what happens to the extra 3 Minuets & 56.9 Seconds?

Last Answer : shut down

What height must a satellite be placed above the surface of the earth in order for its rotation to be equal to earth’s rotation? A. 26,426.4 miles B. 27,426.4 miles C. 23,426.4 miles D. 22,426.4 miles

Description : What height must a satellite be placed above the surface of the earth in order for its rotation to be equal to earth’s rotation? A. 26,426.4 miles B. 27,426.4 miles C. 23,426.4 miles D. 22,426.4 miles

Last Answer : D. 22,426.4 miles

For a homogeneous earth dam 50 m high having 2 m free broad, a flow net was constructed and the results were : Number of potential drops = 2.4 Number of flow channels = 0.4. If co-efficiency of permeability of the dam material is 3 × 10-3 cm3 /sec, the discharge per metre length of dam, is (A) 12 × 10-5 m3 /sec (B) 24 × 10-3 m3 /sec (C) 6 × 10-5 m3 /sec (D) 24 × 10-5 m3 /sec

Description : For a homogeneous earth dam 50 m high having 2 m free broad, a flow net was constructed and the results were : Number of potential drops = 2.4 Number of flow channels = 0.4. If co-efficiency of permeability of the dam material is ... 24 10-3 m3 /sec (C) 6 10-5 m3 /sec (D) 24 10-5 m3 /sec

Last Answer : (D) 24 × 10-5 m3 /sec

The amount of insolation received at a place on the surface of the earth depends upon: (1) its climate (2) the longitude of the place (3) its latitude (4) the altitude of the place

Description : The amount of insolation received at a place on the surface of the earth depends upon: (1) its climate (2) the longitude of the place (3) its latitude (4) the altitude of the place

Last Answer : its latitude

Two pumps M and N can separately fill a dumper in 36 minutes and 45 minutes respectively. Both the pumps are opened together but 12 minutes after the start the pump M is turned off. How much time will it take to fill the dumper? A) 9 min B) 10 min C) 30 min D) 32 min

Description : Two pumps M and N can separately fill a dumper in 36 minutes and 45 minutes respectively. Both the pumps are opened together but 12 minutes after the start the pump M is turned off. How much time will it take to fill the dumper? A) 9 min B) 10 min C) 30 min D) 32 min

Last Answer : C 12/36 + x/45 = 1 (12*5)/180+4x/180=1 60+4x=180 4x=120 X=120/4=30min

In man, the amount of calcium in gms filtered in 24 hrs period by the renal glomeruli is (A) 5 (B) 10 (C) 15 (D) 20

Description : In man, the amount of calcium in gms filtered in 24 hrs period by the renal glomeruli is (A) 5 (B) 10 (C) 15 (D) 20

Last Answer : Answer : B

The fertilized eggs of Catla take about _ to _ hrs for hatching at 30°C (a) 10 to 12 (b) 12 to 14 (c) 14 to 18 (d) 18 to 24

Description : The fertilized eggs of Catla take about _ to _ hrs for hatching at 30°C (a) 10 to 12 (b) 12 to 14 (c) 14 to 18 (d) 18 to 24

Last Answer : (d) 18 to 24

A drawee is need to be given a deliberation of A. 24 hrs B. 48 hrs C. 72hrs D. 10 days

Description : A drawee is need to be given a deliberation of A. 24 hrs B. 48 hrs C. 72hrs D. 10 days

Last Answer : B. 48 hrs

2 male, 6 female, and 8 girls can do a work in 192 hrs, 4 male and 16 girls can do it in 160 hrs, 4 male and 6 female can do it in 240 hrs.10 male and 24 girls can do it in. a) A.87 3/ 11 hrs b) B.78 4 /11 hrs c) C.88 6 /12 hrs d) 80 4 /5 hrs

Description : 2 male, 6 female, and 8 girls can do a work in 192 hrs, 4 male and 16 girls can do it in 160 hrs, 4 male and 6 female can do it in 240 hrs.10 male and 24 girls can do it in. a) A.87 3/ 11 hrs b) B.78 4 /11 hrs c) C.88 6 /12 hrs d) 80 4 /5 hrs

Last Answer : A Let 1 males 1 hr work = x 1 female 1 hour work = y 1 girl 1 hour work = z Then 2x + 6y + 8z = 1/192 ------>1 4x + 16z = 1/160 --------->2 4x + 6y = 1/240 ------------->3 Adding 2 and ... 1/192 + 1/160 =(5+6) / 960 = 11/960 10 male and 24 girls can do work in 960/11 hrs i.e., 87 3 /11 hrs

two pipes X and Y can fill a cistern in 18 hrs and 24 hrs respectively. If both the pumps are opened simultaneously. How much time will be taken to fill the cistern? A) 10hrs 50mints B) 10 hrs 5mints C) 10hrs 17mints D) 10hrs 44mints

Description : two pipes X and Y can fill a cistern in 18 hrs and 24 hrs respectively. If both the pumps are opened simultaneously. How much time will be taken to fill the cistern? A) 10hrs 50mints B) 10 hrs 5mints C) 10hrs 17mints D) 10hrs 44mints

Last Answer : C Part filled by x in 1hour = 1/18 Part filled by y in 1 hour = 1/24 Part filled by (x+y) in 1 hour = 1/18 + 1/24 =>4+3/72 =>7/72 The cistern will be full in 72/7 hrs = 10 hrs 17mins.