A pulley has a mechanical advantage of 1. What does this tell you about the size and direction of the input and output forces?

A pulley has a mechanical advantage of 1. What does this tell you about the size and direction of the input and output forces?
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its like a input or output
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A single fixed pulley is used to draw water from a well because – (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction

Description : A single fixed pulley is used to draw water from a well because – (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction

Last Answer : (4) force is applied in a convenient direction Explanation: A single fixed pulley is used to lift a load upwards by applying efforts downward's. The load and effort move equal distance but in opposite ... apply effort in downward direction. They are used on flag-poles and to draw water from a well.

A single fixed pulley is used to draw water from a well because (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction

Description : A single fixed pulley is used to draw water from a well because (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction

Last Answer : force is applied in a convenient direction

If the input force on a simple machine is 2 N and the output force is 4 N what is it and mechanical advantage?

Description : If the input force on a simple machine is 2 N and the output force is 4 N what is it and mechanical advantage?

Last Answer : 80 Is the Output force

What equation would you to calculate the ideal mechanical advantage of a wheel and axle if the input force is on the axle?

Description : What equation would you to calculate the ideal mechanical advantage of a wheel and axle if the input force is on the axle?

Last Answer : Feel Free to Answer

If pulley a turn clockwise at 15 rpm how fast and what direction will pulley b turn?

Description : If pulley a turn clockwise at 15 rpm how fast and what direction will pulley b turn?

Last Answer : A simple enough question, but complicated by so many possible variations. For instance, place two cog wheels together so that their teeth mesh. Turn cog A clockwise and cog B will turn anticlockwise ( ... of travel (RPM) would depends on the diametres of the pulley wheels - variations once more!

What is the mechanical efficiency if the input is 1000 and the output work is 600?

Description : What is the mechanical efficiency if the input is 1000 and the output work is 600?

Last Answer : It is 0.6

What is the mechanical efficiency if the input is 1000 and the output work is 600?

Description : What is the mechanical efficiency if the input is 1000 and the output work is 600?

Last Answer : It is 0.6

What is a light pen? A) Mechanical Input device B) Optical input device C) Electronic input device D) Optical output device

Description : What is a light pen? A) Mechanical Input device B) Optical input device C) Electronic input device D) Optical output device

Last Answer : Answer : B

What is a light pen? a) A Mechanical Input device b) Optical input device c) Electronic input device d) Optical output device

Description : What is a light pen? a) A Mechanical Input device b) Optical input device c) Electronic input device d) Optical output device

Last Answer : b) Optical input device

Sensing organs as input, mechanical movement organs as output and central nervous system (CNS) in brain as control and computing devices is known as _____ of human being A. Information Control Paradigm B. Information Processing Paradigm C. Information Processing Control D. None of above

Description : Sensing organs as input, mechanical movement organs as output and central nervous system (CNS) in brain as control and computing devices is known as _____ of human being A. Information Control Paradigm B. Information Processing Paradigm C. Information Processing Control D. None of above

Last Answer : B. Information Processing Paradigm 

The advantage of using the illustrated circuit configuration is _________. EL-0045 A. high input resistance B. high current gain C. the best stability with an increase in temperature D. the input and output are 180 degrees out of phase

Description : The advantage of using the illustrated circuit configuration is _________. EL-0045 A. high input resistance B. high current gain C. the best stability with an increase in temperature D. the input and output are 180 degrees out of phase

Last Answer : Answer: C

The size of the ROM required to build an 8-bit adder/subtractor with mode control, carry input, carry output and two’s complement overflow output is given as

Description : The size of the ROM required to build an 8-bit adder/subtractor with mode control, carry input, carry output and two’s complement overflow output is given as

Last Answer : (B) 218 × 10

__________ is one where mechanical forces or restricting forms are applied on a material so asto form it into the desired shape a.Subtractive process b.Additive process c.Formative process d.All of above

Description : __________ is one where mechanical forces or restricting forms are applied on a material so asto form it into the desired shape a.Subtractive process b.Additive process c.Formative process d.All of above

Last Answer : c.Formative process

The mechanical cleaning of sugar cane is done due to A. The different in the peripheral velocity of rollers B. Rough surface provided Or the outer surface of rollers C. Blow of air which forces the extraneous material out of the machine D. All of the above

Description : The mechanical cleaning of sugar cane is done due to A. The different in the peripheral velocity of rollers B. Rough surface provided Or the outer surface of rollers C. Blow of air which forces the extraneous material out of the machine D. All of the above

Last Answer : D. All of the above

Two bodies of mass 6 kg and 9 kg are connected with a light inextensile string passing over a smooth pulley with one of the bodies on a smooth inclined plane (θ = 30°) and the other hanging freely from the other end. Show that the time taken by 9 kg to pull 6 kg up the entire length is half the time taken by 6 kg to pull 9 kg over the same plane.

Description : Two bodies of mass 6 kg and 9 kg are connected with a light inextensile string passing over a smooth pulley with one of the bodies on a smooth inclined plane (θ = 30°) and the other hanging freely from the ... kg up the entire length is half the time taken by 6 kg to pull 9 kg over the same plane.

Last Answer : Given: Mass of body A (mA) = 6 kg Mass of body B (mB) = 9 kg Angle of inclination of the plane (θ) = 30° Let's assume that the acceleration of body A (aA) and body B (aB) are in opposite ... we know that the time taken (t) is given by the formula: t = √(2d/a), where d is the distance travelled

If w is the angular velocity of the pulley and T1 and T2 are tensions of driving and driven side then power transmitted equals a.(T1 + T2) w b.(T1 + 2T2) w c.107 dynes d.(T1 - T2) w e.wT1

Description : If w is the angular velocity of the pulley and T1 and T2 are tensions of driving and driven side then power transmitted equals a.(T1 + T2) w b.(T1 + 2T2) w c.107 dynes d.(T1 - T2) w e.wT1

Last Answer : d. (T1 - T2) w

In the second system of pulleys, if there are two pulley blocks having 'n1' and 'n2' pulleys in the first and second pulley blocks respectively, then the velocity ratio of the whole system will be equal to a.2n1 + n2 b.n1 - n2 c.107 dynes d.2n1 + 2n2 e.n1 + n2

Description : In the second system of pulleys, if there are two pulley blocks having 'n1' and 'n2' pulleys in the first and second pulley blocks respectively, then the velocity ratio of the whole system will be equal to a.2n1 + n2 b.n1 - n2 c.107 dynes d.2n1 + 2n2 e.n1 + n2

Last Answer : b. n1 - n2

The number of revolutions through which a pulley will rotate from rest if its angular acceleration is increased uniformly from zero to 12 rad per sec2 during 4 sec and then uniformly decreased to 0 rad per sec2 during the next 3 sec would be a.46.4 b.26.74 c.11.6 d.3.2 e.17.7

Description : The number of revolutions through which a pulley will rotate from rest if its angular acceleration is increased uniformly from zero to 12 rad per sec2 during 4 sec and then uniformly decreased to 0 rad per sec2 during the next 3 sec would be a.46.4 b.26.74 c.11.6 d.3.2 e.17.7

Last Answer : b. 26.74

Pulley bow

Description : Hello, I got a Predator II Recurve Bow this Christmas and I don't know much about it, maybe I could get an answer on this website. I have several years of experience with reflex bows, so I ... I don't really understand this operation. Maybe there will be someone who will be able to help. Thanks

Last Answer : Need Answer

System shown in figure is released from rest . Pulley and spring is mass less and friction is absent everywhere. The speed of `5 kg` block when `2 kg`

Description : System shown in figure is released from rest . Pulley and spring is mass less and friction is absent everywhere. The speed of `5 kg` block when `2 kg`

Last Answer : System shown in figure is released from rest . Pulley and spring is mass less and friction is absent everywhere. The ... . 2 m/s D. `4sqrt(2) ` m/s

The string in fig. is passing over small smooth pulley rigidly attached to trolley A. If the speed of trolley is constant and qual to `v_(A)` towards

Description : The string in fig. is passing over small smooth pulley rigidly attached to trolley A. If the speed of trolley is constant and qual to `v_(A)` towards

Last Answer : The string in fig. is passing over small smooth pulley rigidly attached to trolley A. If the speed of trolley is constant ... =0` D. `V_(B)=4/5 V_(A)`

Is a scissors a lever or a pulley?

Description : Is a scissors a lever or a pulley?

Last Answer : Need answer

What is difference between the roller and pulley?

Description : What is difference between the roller and pulley?

Last Answer : Need answer

Is a single fixed pulley superior than a single movable pulley?

Description : Is a single fixed pulley superior than a single movable pulley?

Last Answer : Need answer

How can inclined plane and amp a pulley r used to change the amount of force needed to move an object?

Description : How can inclined plane and amp a pulley r used to change the amount of force needed to move an object?

Last Answer : Feel Free to Answer

What compound machine consists of both fixed in movable pulley?

Description : What compound machine consists of both fixed in movable pulley?

Last Answer : Feel Free to Answer

How do i replace crank pulley on 2000 Toyota Tacoma 2.7?

Description : How do i replace crank pulley on 2000 Toyota Tacoma 2.7?

Last Answer : Feel Free to Answer

What is a fixed and movable pulley used together?

Description : What is a fixed and movable pulley used together?

Last Answer : Feel Free to Answer

What type of pulley uses more effort than the load to lift the load from the ground?

Description : What type of pulley uses more effort than the load to lift the load from the ground?

Last Answer : Need answer

In a fixed pulley the effort force is equal to the?

Description : In a fixed pulley the effort force is equal to the?

Last Answer : Mechanical advantage of a fixed pulley

BEARING ID 42MM, OD 75.8MM AND THICKNESS 39MM. WHICH BEARING I CAN USE THIS BEARING WILL BE USING FOR FAN PULLEY?

Description : BEARING ID 42MM, OD 75.8MM AND THICKNESS 39MM. WHICH BEARING I CAN USE THIS BEARING WILL BE USING FOR FAN PULLEY?

Last Answer : Here is a website that lets you put in the specifications of the bearign that you need and it will show you which to buy. from what I can tell, you will need one exactly like what you took out with the exact measurments. http://www.thefind.com/sports/browse-42mm-metric-ball-bearings

how do you remove pulley from motor on a roper dryer?

Description : how do you remove pulley from motor on a roper dryer?

Last Answer : You have to unscrew the hex nut that is attaching the pulley to the motor. It can be relatively difficult so get a torque wrench.

Ignition timing of a multi-cylinder SI engine can be adjusted by A. rotating the cam shaft B. adjusting the generator pulley C. rotating the distributor D. adjusting the pump pulley

Description : Ignition timing of a multi-cylinder SI engine can be adjusted by A. rotating the cam shaft B. adjusting the generator pulley C. rotating the distributor D. adjusting the pump pulley

Last Answer : ANSWER : C

A wheel-barrow is an example of – (1) class III lever (2) pulley system (3) class I lever (4) class II lever

Description : A wheel-barrow is an example of – (1) class III lever (2) pulley system (3) class I lever (4) class II lever

Last Answer : (4) class II lever Explanation: In a Type 2 Lever, the load is between the pivot (fulcrum) and the effort. Examples of common tools that use a type 2 lever include: stapler, bottle opener, wheel barrow, nail clippers and nut cracker.

In the method of tube boring of soil investigation, the following is essential: (A) A tube of about 2 metres length and 20 cm diameter with a cutting edge (B) A flap valve at the bottom of tube is provided to extract the soil sample (C) The tube is raised and lowered by 4 thick rope moving over a pulley suspended on a tripod stand (D) All the above

Description : In the method of tube boring of soil investigation, the following is essential: (A) A tube of about 2 metres length and 20 cm diameter with a cutting edge (B) A flap valve at the bottom of tube is ... and lowered by 4 thick rope moving over a pulley suspended on a tripod stand (D) All the above

Last Answer : Answer: Option D

Explain About Pulley Block?

Description : Explain About Pulley Block?

Last Answer : Pulley block is a block in which two or three group of pulleys are used with a rope to lift and heavy loads. The load is tied in the hook of the movable block and the effort is applied at the end of the rope which comes through the fixed pulley block.

What Are The Uses Of Jockey Pulley?

Description : What Are The Uses Of Jockey Pulley?

Last Answer : Jockey pulley is used to increase the contacting area in between the belt and pulley and also used to press the belt for giving tension.

The gap between the two halves of axle pulley should be a. 0.5 – 1.0 mm c. 3.0 – 4.0 mm b. 2.0 – 3.0 mm d. 5.0 – 5.5 mm

Description : The gap between the two halves of axle pulley should be  a. 0.5 – 1.0 mm c. 3.0 – 4.0 mm b. 2.0 – 3.0 mm d. 5.0 – 5.5 mm

Last Answer : c. 3.0 – 4.0 mm

belt of silk runs over two metal pulleys, one of which is surrounded by a hollow metal sphere. Two electrodes, in the form of comb-shaped rows of sharp metal points, are positioned respectively near to the bottom of the lower pulley and inside the sphere, over the upper pulley. The top electrode is connected to the sphere and the bottom one to the ground. A high DC potential is applied to the upper pulley. A simple version of which equipment is being described here?

Description : belt of silk runs over two metal pulleys, one of which is surrounded by a hollow metal sphere. Two electrodes, in the form of comb-shaped rows of sharp metal points, are positioned ... potential is applied to the upper pulley. A simple version of which equipment is being described here?

Last Answer : Van de Graaff generator.

V -belt are most suitable for a. less space requirements b. use with adjustable pulley foe speed change c. both (a) and (b) d. none of the above

Description : V -belt are most suitable for a. less space requirements b. use with adjustable pulley foe speed change c. both (a) and (b) d. none of the above

Last Answer : c. both (a) and (b)

Belt Tension can be adjusted by a. idler pulley b. slide rails c. tilting plate drive d. all the above

Description : Belt Tension can be adjusted by a. idler pulley b. slide rails c. tilting plate drive d. all the above

Last Answer : d. all the above

Desired tension in an open belt drive system can be maintained (without changing center to center distance between two pulley)by using A)ldler pulley. B)slide rail C) Tilting angle. D)none of the above

Description : Desired tension in an open belt drive system can be maintained (without changing center to center distance between two pulley)by using A)ldler pulley. B)slide rail C) Tilting angle. D)none of the above

Last Answer : A)ldler pulley

A 5 kilogram mass is lifted at constant velocity from a shop floor by a rope that passes through a pulley attached to the shop's ceiling. Neglecting the mass of the rope and friction in the pulley, what is the approximate tension in the rope? w) 100 newtons x) 50 newtons y) 25 newtons z) 5 newtons

Description : A 5 kilogram mass is lifted at constant velocity from a shop floor by a rope that passes through a pulley attached to the shop's ceiling. Neglecting the mass of the rope and friction in the pulley, what is the approximate tension in the rope? w) 100 newtons x) 50 newtons y) 25 newtons z) 5 newtons

Last Answer : ANSWER: X -- 50 NEWTONS

A wheel-barrow is an example of (1) class III lever (2) pulley system (3) class I lever (4) class II lever

Description : A wheel-barrow is an example of (1) class III lever (2) pulley system (3) class I lever (4) class II lever

Last Answer :  class II lever

In actual machines a.Mechanical advantage is unity b.Mechanical advantage is greater than velocity ratio c.Mechanical advantage is less than velocity ratio d.Mechanical advantage is less than unity e.Mechanical advantage is equal to velocity ratio

Description : In actual machines a.Mechanical advantage is unity b.Mechanical advantage is greater than velocity ratio c.Mechanical advantage is less than velocity ratio d.Mechanical advantage is less than unity e.Mechanical advantage is equal to velocity ratio

Last Answer : c. Mechanical advantage is less than velocity ratio

What is the source of mechanical advantage ?

Last Answer : Mechanical advantage formula: load / applied force.

The advantage of dry compression is that (a) it permits higher speeds to be used (b) it permits complete evaporation in the evaporator (c) it results in high volumetirc and mechanical efficiency (d) all of the above

Description : The advantage of dry compression is that (a) it permits higher speeds to be used (b) it permits complete evaporation in the evaporator (c) it results in high volumetirc and mechanical efficiency (d) all of the above

Last Answer : Ans: d

In the levers of third type, the mechanical advantage is __________ one. (A) Less than (B) Equal to (C) More than (D) None of these

Description : In the levers of third type, the mechanical advantage is __________ one. (A) Less than (B) Equal to (C) More than (D) None of these

Last Answer : (A) Less than

In actual machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

Description : In actual machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

Last Answer : (C) Mechanical advantage is less than velocity ratio

In ideal machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

Description : In ideal machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

Last Answer : (B) Mechanical advantage is equal to velocity ratio