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A cyclist comes to a skidding stop in 10 m. During this process, the force on the cycle due to the road is 200 N and is directly opposite to the motion. a. How much work does the road do on the cycle?
02
Oct
A cyclist comes to a skidding stop in 10 m. During this process, the force on the cycle due to the road is 200 N and is directly opposite to the motion. a. How much work does the road do on the cycle? A cyclist comes to a skidding stop in 10 m. During this [...]
In a game of tug of war, one team gives way to the other. Identify the agent doing the work for the winning team.
02
Oct
In a game of tug of war, one team gives way to the other. Identify the agent doing the work for the winning team. In a game of tug of war one team gives way to the other. Identify the agent doing the work for the winning team. October 2, 2020 Category: Uncategorised (JEE Advanced [...]
There are two inclined planes with the same vertical height, but with different angles of inclination. Two bodies of mass m each are placed at the bottom of the inclined plane.
02
Oct
There are two inclined planes with the same vertical height, but with different angles of inclination. Two bodies of mass m each are placed at the bottom of the inclined plane. but with different angles of inclination. Two bodies of mass m each are placed at the bottom of the inclined plane. There are two [...]
A car is travelling on road at 50 km/h. The driver applies brakes and brings the car to rest. Which frictional force does more work: (a) the force between the wheels and the brakes or
02
Oct
A car is travelling on road at 50 km/h. The driver applies brakes and brings the car to rest. Which frictional force does more work: (a) the force between the wheels and the brakes or A car is travelling on road at 50 km/h. The driver applies brakes and brings the car to rest. Which [...]
A man is running down an inclined plane. Is he doing work or is work being done on him? Why is it that under normal circumstances when we are running down an inclined plane we feel
02
Oct
A man is running down an inclined plane. Is he doing work or is work being done on him? Why is it that under normal circumstances when we are running down an inclined plane we feel A man is running down an inclined plane. Is he doing work or is work being done on him? [...]
When you walk on a surface, who does work on what ? If the surface has more friction, will more work be done? If the surface is frictionless and we try to walk, will any work be done?
02
Oct
When you walk on a surface, who does work on what ? If the surface has more friction, will more work be done? If the surface is frictionless and we try to walk, will any work be done? When you walk on a surface who does work on what ? If the surface has more [...]
When we apply a force on a wall of infinite mass but the wall remains at rest, have we done any work on the wall? Does the wall do work on us?
02
Oct
When we apply a force on a wall of infinite mass but the wall remains at rest, have we done any work on the wall? Does the wall do work on us? have we done any work on the wall? Does the wall do work on us? When we apply a force on a wall [...]
State the following statements as true or false. a. The work done by a force on a boy is equal to the dot product of the force and displacement of the body. b. Instantaneously, work is not defined.
02
Oct
State the following statements as true or false. a. The work done by a force on a boy is equal to the dot product of the force and displacement of the body. b. Instantaneously, work is not defined. State the following statements as true or false. a. The work done by a force on a [...]
Discuss whether any work is being done by each of the following agents and, if so, whether the work is positive or negative; (a) chicken scratching the ground, (b) a person studying,
02
Oct
Discuss whether any work is being done by each of the following agents and, if so, whether the work is positive or negative; (a) chicken scratching the ground, (b) a person studying, (b) a person studying Discuss whether any work is being done by each of the following agents and if so whether the work [...]
A block is moving on an inclined plane making an angle 45 with the horizontal and the coefficient of friction is mu. The force required to just push it up the inclined plane is three times
02
Oct
A block is moving on an inclined plane making an angle 45 with the horizontal and the coefficient of friction is mu. The force required to just push it up the inclined plane is three times A block is moving on an inclined plane making an angle 45 with the horizontal and the coefficient of [...]