Embibe Experts Solutions for Exercise 1: EXERCISE

A particle of mass $2 \mathrm{kg}$ is moving in circular path with constant speed $20 \mathrm{m} {\mathrm{s}}^{-1}.$ The magnitude of change in velocity when particle travels from $A$ to $P$ will be

A particle is in uniform circular motion, then its velocity is perpendicular to

If a particle is moving on a circular path with constant speed, then the angle between the direction of acceleration and its position vector w.r.t. centre of circle will be

A particle is revolving in a circular path of radius $2 \mathrm{m}$ with constant angular speed $4 \mathrm{rad} {\mathrm{s}}^{-1}.$ The angular acceleration of particle is

A particle is moving on a circular path of radius $1 \mathrm{m}$ with $2 \mathrm{m} {\mathrm{s}}^{-1}.$ If speed starts increasing at a rate of $2 \mathrm{m} {\mathrm{s}}^{-2},$ then acceleration of particle is

The maximum speed with which a vehicle can take safely circular turn on a horizontal flat rough road is (where symbols have their usual meanings)

In a conical pendulum the length of string is $l$ and $\theta$ is the angle of string with vertical. The time period of revolution is

A motorcyclist is moving in a circular path of radius $10 \mathrm{m}$ and with uniform speed $36 \mathrm{km}{ \mathrm{h}}^{-1}.$ The angle with vertical at which motorcyclist will bend is