Question

PART - B - PHYSICS
I. Choose the correct answer from the options given: (1x5-5)
1. Rate of change of momentum is known as
a) Force b) Newton
c) momentum d) velocity
2. A Physical quantity which cannot be negative is
a) Velocity b) speed c) distance travelled d) force
3. S.I. unit of speed is
a) ms
c) cm
d) m
4. A body starting from rest has initial velocity is
b) fifty
c) forty d) thirty
5. Rate of doing work is known as
a) Power
b) joule
c) newton d) inertia
b) ms-2
a) Zeto​

Answer 1

Answer:

1.force

2.speed

3.km

4.zero

5.power

Answer 2

Answer:

a) Froce

b) Scalar Quantity - A physical quantity which has only magnitude not direction. Example - Speed, Distance, Kinetic Energy, Potential Energy

Vector Quantity - A physical quantity which has direction as well as magnitude. Example- Displacement, Velocity, Force.

c)m

f