force 9

Force is an ...........................

• internal agent which change the state of body .

• external agent which doesnot change the state of body .

• external agent which change the state of body.

• internal agent which doesnot change the position of body .

The SI unit of force is ..............

• Kelvin

• kilogram

• metre

• Newton

Force is a unit .

• fundamental

• derived

inertia depends on

• length

• mass

• time

• temperature

what is the relation between inertia and mass

• inversely proportional

• directly proportional

• no relation

• none of all

speed is the quantity .

• vector

• scalar

• none of all

speed has

• magnitude and direction

• direction but no magnitude

• neither magnitude nor direction

• magnitude but no direction

Velocity is quantity .

• vector

• scalar

• neither scalar nor vector

• none of all

Vector has

• magnitude as well as direction

• only direction

• only magnitude

• none of all

The SI unit of speed and velocity are

• $\frac{m}{s}$ and $\frac{m}{s^2}$

• $\frac{m}{s^2}$ and $\frac{m}{s^3}$

• $\frac{m}{s}$ and $\frac{m}{s^3}$

• $\frac{m}{s}$ and $\frac{m}{s}$