Q-1 How many significant figures are there in 15354

(a) 3

(b) 4

(c) 5

(d) 9

(e) 11

Q-2 Find the No. of significant digit in 40005

(a) 4

(b) 5

(c) 3

(d) 2

Q-3 After rounding off, what will be the value of 89.35?

(a) 89.4

(b) 89.5

(c) 89.3

(d) 89.2

Q-4 How many significant figures are there in 0.25701

(a) 3

(b) 5

(c) 6

(d) 1

Q-5 What are the numbers of branches in mechanics?

(a) 4

(b) 3

(c) 5

(d) None

Q-6 Earth revolving around the Sun in an example of

(a) Rational Motion

(b) Translation Motion

(c) Vibratory Motion

(d) None

Q-7 Train moving in a straight Track in an example of

(a) Translational motion

(b) Rotational motion

(c) Vibratory motion

(d) None

Q-8 How many types of motion are there?

(a) 2

(b) 3

(c) 4

(d) 8

Q-9 Pendulum’s motion in a wall clock in an example of (a) Vibrational motion

(b) Rotational motion

(c) Translation motion

(d) None

Q-10 In one dimensional motion, how many Position co-ordinate are required to specify the position

(a) 1

(b) 2

(c) 3

(d) 4

Q-11 When a Car moving on a straight road, it is an example of

(a) 1 – dimensional

(b) 2 – dimensional

(c) 3 – dimensional

(d) None

Q-12 Bird flying in the sky is an example of

(a) 3 – Dimensional motion

(b) 2 – Dimensional motion

(c) 1 – Dimensional motion

(d) None

Q-13 What is a Scalar quantity?

(a) Which have magnitude as well as direction

(b) Which have only magnitude & No direction

(c) a & b

(d) None

Q-14 Distance is a

(a) Vector quantity

(b) Scalar quantity

(c) a & b

(d) None

Q-15 The device which is used to measure distance traveled by vehicle

(a) Potentiometer

(b) Odometer

(c) Speed way

(d) None

Q-16 Distance covered by a particle always

(a) Positive

(b) 0

(c) Negative

(d) None

Q-17 If we want to convert km/h to m/s then by which quantity we have to multiply it

(a) 5/18

(b) 18/5

(c) 19/5

(d) 15/9

Q-19 If a particle starts from Point A & reaches at a after few time then its displacement is

(a) 0

(b) 2

(c) 3

(d) 4

Q-20 Distance covered by a Particle

(a) Magnitude of displacements

(b) Velocity

(c) Acc

(d) None

Q-21 Speed is a

(a) Scalar quantity

(b) Vector quantity

(c) a & b

(d) None

Q-22 Speed can never be

(a) 0

(b) 1

(c) 2

(d) 4

Q-23 Slope of displacement – time graph always equal to

(a) Sin q

(b) Cos q

(c) tan q

(d) None

Q-24 Acceleration is a

(a) Vector quantity

(b) Scalar quantity

(c) a & b

(d) None

Q-25 Which is Dimensional formula of Acc.?

(a) M0LT-2

(b) M2L1T-1

(c) a & b

(d) None

Answers:

1. c

2. b

3. a

4. b

5. b

6. a

7. a

8. b

9. a

10. a

11. a

12. a

13. b

14. b

15. b

16. a

17. a

18. a

19. a

20. a

21. a

22. a

23. c

24. a

25. a

## Saturday, March 28, 2009

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