When a bicycle is in motion, the force of friction exerted by the ground on the two wheels is such that it acts
When a bicycle is in motion, the force of friction exerted by the ground on the two wheels is such that it acts
- [IIT 1990]
- A
In the backward direction on the front wheel and in the forward direction on the rear wheel
- B
In the forward direction on the front wheel and in the backward direction on the rear wheel
- C
In the backward direction on both front and the rear wheels
- D
Both $(a)$ and $(c)$
Similar Questions
The force required just to move a body up an inclined plane is double the force required just to prevent the body from sliding down. If $\mu $ is the coefficient of friction, the inclination of plane to the horizontal is
The force required just to move a body up an inclined plane is double the force required just to prevent the body from sliding down. If $\mu $ is the coefficient of friction, the inclination of plane to the horizontal is
The frictional force acting on $1 \,kg$ block is .................. $N$
The frictional force acting on $1 \,kg$ block is .................. $N$
A block of mass $m$ is in contact with the cart $C$ as shown in the figure. The coefficient of static friction between the block and the cart is $\mu .$ The acceleration $\alpha$ of the cart that will prevent the block from falling satisfies
A block of mass $m$ is in contact with the cart $C$ as shown in the figure. The coefficient of static friction between the block and the cart is $\mu .$ The acceleration $\alpha$ of the cart that will prevent the block from falling satisfies
- [AIPMT 2010]
Given in the figure are two blocks $A$ and $B$ of weight $20\, N$ and $100\, N$, respectively. These are being pressed against a wall by a force $F$ such that the system does not slide as shown. If the coefficient of friction between the blocks is $0.1$ and between block $B$ and the wall is $0.15$, the frictional force applied by the wall on block $B$ is ........ $N$
Given in the figure are two blocks $A$ and $B$ of weight $20\, N$ and $100\, N$, respectively. These are being pressed against a wall by a force $F$ such that the system does not slide as shown. If the coefficient of friction between the blocks is $0.1$ and between block $B$ and the wall is $0.15$, the frictional force applied by the wall on block $B$ is ........ $N$
What is friction ? What is impending motion ?
What is friction ? What is impending motion ?