Chapter 13 – Motion and Time – Ankit Books

The speed of a car is 40 km/h. What is time taken to reach from one city to another city if the

(a) 10 hours
(b) 11 hours
(c) 14 hours
(d) 12 hours

72 km/h m/s:

(a) 72 m/s
(b) 20 m/s
(c) 36 m/s
(d) 12 m/s

The standard unit of time is:

(a) hour
(b) minute
(c) second
(d) all of these

The clock used now a days are:

(a) quartz
(b) minute
(c) second
(d) all of these

When weight of bob in a pendulum is increased then the oscillation period of a pendulum is:

(a) increased
(b) decreased
(c) no change
(d) can’t say

The standard unit of length is:

(a) metre (‘m’)
(b) kilometre
(c) m/s
(d) km/h

The standard unit of mass is:

(a) ‘kg’
(b) mg
(c) g
(d) none of these

The standard unit of temperature is:

(a) ‘K’
(b) F
(c) °C
(d) can’t say

Distance:

(a) D = S x T
(b) D = T÷S
(c) D = S÷T
(d) D = 1 ÷ T x S

Time:

(a) t = d x s
(b) t = s ÷ d
(c) t = d ÷ s
(d) t = 1 ÷ s x d

The distance moved by the object in a unit time is:

(a) time
(b) distance
(c) speed
(d) can’t say

The pictorial representation of two variables inter dependent of one another is known as:

(a) motion
(b) graph
(c) speed
(d) time

If an object covers equal distance in equal intervals of time, then the object is said to have:

(a) non-uniform motion
(b) uniform motion
(c) oscillation
(d) none of these

A device used to measure the speed of vehicles is:

(a) odometer
(b) graph
(c) speedometer
(d) none of these

The to and fro motion of the particle about its mean position is called:

(a) intervals
(b) vibration
(c) pendulum
(d) can’t say

The most common example of periodic motion or oscillatory motion is:

(a) interval
(b) pendulum
(c) simple pendulum
(d) speedometer

The time interval between one sunrise and next sunrise is called a:

(a) year
(b) month
(c) day
(d) week

Which of the following motion is circular motion:

(a) motion of a child over see saw
(b) motion of a car running on a straight road
(c) motion of an electric bell hammer
(d) motion of a child in a merry go round

A simple pendulum takes 32 S complete 20 oscillations. What is the time period of pendulum:

(a) 640
(b) 0.625
(c) 1.60
(d) none of these

Distance between two cities is measured in:

(a) metres
(b) kilometres
(c) second
(d) kilogram

Motion of a train on a straight

(a) oscillatory motion
(b) circular motion
(c) uniform motion
(d) straight line motion

A device used to measure the distance moved by a vehicle:

(a) odometer
(b) speedometer
(c) both
(d) none of these

The time taken by the earth to make one revolution around the sun is called a:

(a) day
(b) week
(c) month
(d) year

The motion of a vibrating particle from one extreme position to another extreme position

(a) speed
(b) circulation
(c) oscillation
(d) none of these

The time taken by a vibrating body to complete one vibration is:

(a) speed
(b) time of period
(c) distance
(d) all of these

A horse pulling a cart has:

(a) oscillatory motion
(b) circular motion
(c) linear motion
(d) none of these

If the speed of a body moving in a straight line changes then the speed of the body is:

(a) uniform
(b) non-uniform
(c) some times uniform and non-uniform
(d) none of these

An earth completes one revolution around the sun in:

(a) 1 day
(b) 1 year
(c) 1 hour
(d) none of these

A simple pendulum is an example of:

(a) periodic motion
(b) circular motion
(c) linear motion
(d) none of these

An odometer is used to measure:

(a) speed
(b) distance
(c) motion
(d) none of these

The hammer of an electric bell has motion:

(a) circular motion
(b) vibratory motion
(c) linear motion
(d) periodic motion

The unit of speed of train is:

(a) meter per hour
(b) meter per second
(c) kilometer per hour
(d) mile per second

The times taken by a pendulum to complete one oscillation is:

(a) oscillation period
(b) 1 second
(c) time period
(d) frequency

The correct relation for speed is:

(a) speed = distance ÷ time
(b) speed = time ÷ distance
(c) speed = distance x time
(d) speed = 1 ÷ distance x time

The speed of a train is 60 km/h. The distance covered by the train is 4 hours would be:

(a) 15 km
(b) 240 km
(c) 1 ÷ 15 km
(d) none of these

Classify the following as motions is oscillatory motion:

(a) motion of your hands while runnning
(b) motion of a horse pulling a cart on a straight road
(c) motion of a child in a merry go round
(d) motion of a train on a straight line

Which of the following is correct statements:

(a) the basic unit of time is second
(b) every object moves with a constant speed
(c) distance between two cities is measured in metres
(d) the time period of a given pendulum is not constant

The graph between distance, time for a body at rest is a:

(a) straight line parallel to a distance axis
(b) straight line parallel to time axis
(c) curve line
(d) straight line

A car covers a distance of 220 km in 4 hours what is its speed:

(a) 50 km/h
(b) 55 km/h
(c) 224 km/h
(d) 880 km/h

The graph between distance and time for a non uniform motion is a:

(a) curve line
(b) can’t say
(c) straight line
(d) none of these

A car covers 40 km in first hour, 115 km in next two hours and 45 km in next one hours. Find out its averages speed:

(a) 100 km/h
(b) 66.6 km/h
(c) 50 km/h
(d) none of these

The S.I. unit of speed is:

(a) m/s
(b) km/min
(c) km/h
(d) km/s

Chapter 13 – Motion and Time

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