A car which travels through the road with different velocities in equal intervals of time is said to have
Uniform acceleration
Nonuniform acceleration
Retardation
Uniform motion
m / s2 is the unit of :
speed
acceleration
displacement
time
Path of a projectile is known as
Parabola
Hyperbola
Straight line
Circle
Newton's second law of motion gives us a measure of
Force
Inertia
Momentum
Acceleration
Example for oscillatory motion is
Rotation of Earth
Simple pendulum
Revolution of earth
Spin
What type of motion is the motion of tip of seconds hand of a watch?
Accelerated motion
Non uniform motion
None of these
The sound produced by musical instruments in big halls may linger even after the instrument stops producing sound. This is known as
Resonance
Pitch
Echo
Reverberation
The reflected sound is called
Velocity is a
scalar quantity
vector quantity
Both scalar and vector
none of these
Velocity of sound is
380 m/s
340 m/s
3x108 m/s
360 m/s