Embibe Experts Solutions for Chapter: Circular Motion, Exercise 1: Exercise 1

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Embibe Experts Physics Solutions for Exercise - Embibe Experts Solutions for Chapter: Circular Motion, Exercise 1: Exercise 1

Attempt the practice questions on Chapter 7: Circular Motion, Exercise 1: Exercise 1 with hints and solutions to strengthen your understanding. Physics Crash Course COMEDK UGET solutions are prepared by Experienced Embibe Experts.

Questions from Embibe Experts Solutions for Chapter: Circular Motion, Exercise 1: Exercise 1 with Hints & Solutions

EASY
COMEDK UGET
IMPORTANT

If a particle moves in a curved path, it must have a component of acceleration

EASY
COMEDK UGET
IMPORTANT

The angular velocity of a ceiling fan reduces to 50% after 36 rotations since it is switched off. Assuming uniform retardation, the number of rotations it further makes before coming to rest is       

EASY
COMEDK UGET
IMPORTANT

If a point charge q is moving in a circle of radius r with speed v, then time period T of the point charge will be

MEDIUM
COMEDK UGET
IMPORTANT

A simple pendulum is oscillating without damping. When the displacement of the bob is less than maximum, its acceleration vector a, is correctly shown in which of the following figure ?

EASY
COMEDK UGET
IMPORTANT

A car is moving in a circular path of radius 450 m with a speed of 30 m s-1. If the speed of the car is increased at a rate of 2 m s-2, the resultant acceleration will be,

MEDIUM
COMEDK UGET
IMPORTANT

A particle of mass m is suspended from a ceiling through a string of length L. The particle moves in a horizontal circle of radius r such that r=L2. The speed of particle will be :

EASY
COMEDK UGET
IMPORTANT

A car moving on a horizontal road may be thrown out of the road in taking a turn

EASY
COMEDK UGET
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A car moves at a speed of 36 kmh-1 on a level road. The coefficient of friction between the car tyres and the road is 0.8. The car negotiates a curve of radius R. If g=10 ms-2, the car will skid (or slip) while negotiating the curve, if the value of R is