Time and motion

The fact that the time period of a simple pendulum remains same is used in ............clock

• SUNDIAL

• SIMPLE

• PENDULUM

The SI unit of speed

• m/s

• km/s

• km/hr

• m/hr

SI unit if time

• hour

• minute

• seconds

When the ….……… .of the body moving in straight line is constant, it is in uniform motion

• speed

• distance

• road

Speed = distance * time

• TRUE

• FALSE

Speedometer measures distance

• True

• False

time period of simple pendulum depends on

• mass of bob

• volume of bob

• length of pendulum

The instrument installed in a car for measuring the distance travelled by the car is called:

• barometer

• speedometer

• anemometer

• odometer

The clocks and watches which are used for measuring time are based on :

• Rectilinear motion

• circular motion

• periodic motion

• rotational motion

The distance-time graph of vehicle moving with constant speed is a ________ line

• Curved

• horizontal

• straight

• parallel