Why are mountain roads generally made winding upwards rather than going straight up ?

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4-2.Friction

easy

Why are mountain roads generally made winding upwards rather than going straight up ?

Option A

Option B

Option C

Option D

Solution

In order that the vehicle can go move with reasonable speed without skiding the sufficient centripetal force is managed by raising outer edge of track a little above inner one. This is done by keeping curved circular road.

Standard 11

Physics

A body of mass $4\, kg$ is at rest on a horizontal table. The coefficient of friction between the body and the table is $0.2$ . A horizontal force of $6N$ is applied on the body. The acceleration of the body is ………. $m/s^2$

medium

A block of mass $M$ placed on rough surface of coefficient of friction equal to $3$ . If $F$ is the $(4/5)$ of the minimum force required to just move. Find out the force exerted by ground on the block

hard

Impending relative motion is opposed by which type of friction ?

easy

A body of mass $2 \,kg$ is kept by pressing to a vertical wall by a force of $100\, N$. The coefficient of friction between wall and body is $0.3.$ Then the frictional force is equal to …….. $N$

easy

For the given figure, if block remains in equilibrium position then find frictional force between block and wall …….. $N$

medium

Why are mountain roads generally made winding upwards rather than going straight up ?

Solution

Similar Questions

A body of mass $4\, kg$ is at rest on a horizontal table. The coefficient of friction between the body and the table is $0.2$ . A horizontal force of $6N$ is applied on the body. The acceleration of the body is ………. $m/s^2$

A block of mass $M$ placed on rough surface of coefficient of friction equal to $3$ . If $F$ is the $(4/5)$ of the minimum force required to just move. Find out the force exerted by ground on the block

Impending relative motion is opposed by which type of friction ?

A body of mass $2 \,kg$ is kept by pressing to a vertical wall by a force of $100\, N$. The coefficient of friction between wall and body is $0.3.$ Then the frictional force is equal to …….. $N$

For the given figure, if block remains in equilibrium position then find frictional force between block and wall …….. $N$

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