A car is running with a speed of 60km/hr for 3 hours. What distance does it cover?
180 km
20 km
57 km
None of these
A boy playing football is an example of
a body at rest
a body in motion
a body neither at rest nor in motion
none of these
Which one of the following quantity is not scalar?
Length
Energy
Area
Force
Time period =
2 x Frequency
Time period of a simple pendulum does not depend on
Mass of the bob
Material of the bob
Amplitude of vibration of the pendulum
All the above
A car moves a distance of 20m after each passing second. Then it is called:
Uniform Motion
Periodic Motion
Non - Uniform Motion
Rotatory Motion
According to law of length of simple pendulum:
Odd one out.
Displacement
Velocity
Mass
Weight
Law of gravity states that .
A car covers a distance of 210km in 7hrs. Calculate the speed of the car?
1470 km/hr
30 km/hr
147 km/hr
300 km/hr