Faster vehicle has a higher speed?
  • True
  • False
All the clocks make use of some periodic motion
  • true
  • false
Age of a person is expressed in days
  • True
  • False
Speed of a car is 40km/h. What is the time taken if the distance between 2 cities is 480 km?
  • 10 h
  • 11h
  • 14 h
  • 12 h
Boojho walks to his school which is at a distance of 3 km from his home in 30 minutes. On reaching he finds that the school is closed and comes back by a bicycle with his friend and reaches home in 20 minutes. His average speed in km/h is
  • 8.3
  • 7.2
  • 6.3
  • 9.2
Time=
  • d/s
  • d*s
  • s*d
Device used to measure speed of a car is
  • graph
  • odometer
  • speedometer
  • none
If the speed of a moving body changes the the body is in
  • non uniform motion
  • uniform motion
  • both
  • none of these
What can you depict from the graph?
  • object is in uniform motion
  • object is in non uniform motion
  • object has constant speed
  • object is stationary
What can you depict from the given graph?
  • Object is moving with a constant speed
  • Object is stationary
  • Object is in uniform motion
  • Object is in non uniform motion
Which of the following relations is correct?
  • Speed = Distance × Time
  • Speed = Distance/Time
  • Speed = Time / Distance
  • Speed = 1 Distance Time
Which of these can only measure time interval and not the time of day?
  • sand clock
  • sundial
  • pendulum clock
  • quartz clock
The distance moved by an object in a unit time is called
  • acceleration
  • speed
  • motion
  • displacement
Motion which repeats itself in a regular intervals of time is called ..............
  • Linear motion
  • circular motion
  • periodic motion
  • irregular motion
Which of the following cannot be used for measuring time?
  • A leaking tap
  • simple pendulum
  • shadow of an object during the day
  • blinking of ice
When a body covers unequal distances in equal intervals of time then it is said to be in ............. motion
  • uniform
  • non uniform
  • periodic
  • vibratory
Motion of earth is a combination of
  • linear and circular motion
  • circular and irregular motion
  • linear and periodic motion
  • circular and periodic motion
A simple pendulum takes 24 seconds to complete 30 oscillations. What is the time period of the pendulum?
  • 2.4 s
  • 1.6 s
  • 0.6 s
  • 1.2 s
90 kmph = ............ m/s
  • 20
  • 25
  • 30
  • 35
0 h : 0 m : 1 s

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