Physics Learning Hub. & Mathematics .

Difference between Virus and Bacteria

1 month ago (edited) | [YT] | 0

Physics Learning Hub. & Mathematics .

Q:10 A train moves with a uniform acceleration of 1 m/s². The time taken to change its speed from 5 m/s to 25 m/s is:
a) 10 s b) 15 s
c) 20 s d) 25 s
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 3

Physics Learning Hub. & Mathematics .

Q:9 If the acceleration is opposite to the direction of motion, the body is said to be:
a) Accelerating b) Retarding
c) Stationary d) Moving uniformly
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:8 A car moving with 20 m/s accelerates uniformly at 2 m/s² for 5 s. Its final velocity is:
a) 25 m/s b) 30 m/s
c) 40 m/s. d) 50 m/s
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:7 The motion of a freely falling body is an example of:
a) Uniform motion
b) Uniformly accelerated motion
c) Non-uniformly accelerated motion
d) None of these
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:6 Which of the following quantities is always positive?
a) Displacement b) Velocity
c) Speed d) Acceleration
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:5 The rate of change of velocity is called:
a) Speed b) Acceleration
c) Jerk d) Momentum
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:4 If the velocity of a body is zero, then its acceleration is:
a) Always zero b) Always positive
c) May or may not be zero
d) Always negative
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:3 A body moving with uniform velocity has:
a) Constant acceleration
b) Variable acceleration
c) Zero acceleration
d) None of these
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1

Physics Learning Hub. & Mathematics .

Q:2 The area under a velocity-time graph represents:
a) Acceleration b) Displacement
c) Velocity d) Jerk
👉 Apna answer comment karo!

8 months ago (edited) | [YT] | 1