T Work Sheet MCQs 1. The basic quantity is: (a) Mass ...
T
Work Sheet
MCQs
1. The basic quantity is:
(a) Mass (b) Volume (c)
Torque (d) Momentum
2.
The number
of base units
SI is:
(a) 3 (b) 6 (c) 7 (d) 9
3.
One Cubic
meter is equal
to:
(a) 100 liters (b) 1000 liters (c) 10 liters (d)
106liters
4.
The Study
of internal structure of the Earth
is:
(a) Atomic Physics (b)
Geo Physics (c) Sound (d) Heat
5.
Amount of a substance in terms of numbers is measured in:
(a) Gram (b) Kilogram (c) Newton (d)
Mole
6.
Which is not a derived unit:
(a) Pascal (b) Kilogram (c) Newton (d)
Watt
7.
The number
if base units
in SI is:
(a) 3 (b) 6 (c)
7 (d) 9
8.
Which is the smallest quantity?
(a) 0.01g (b) 2 mg (c) 100 (d) 5000 ng
9.
A measuring cylinder is used
to measure:
(a) Mass (b) Area (c) Volume (d) Level of liquid
10.
One micro meter is equal to:
(a) 109 g (b)
106 g (c)
103 g (d) 10-6 g
11.
One micro meter is equal to:
(a) 10-6m (b) 10-3m (c) 10-9m
(d) 103m
12.
Least count of meter
rod is:
(a) 1 mm (b) 0.1 mm
(c) 0.01 mm (d) 1
cm
13.
Least count
of Vernier Caliper
is:
(a) 0.01
mm (b) 0.01 cm (c) 1mm (d) 1 cm
14.
The number
of significant figures
in 0.00580 Km is:
(a)
1 (b) 2
|
(c) 3
|
(d) 4
|
16. 0.027 has
significant digits:
(a) 2 (b) 1
|
(c) 3
|
(d) 4
|
17.
The study of matter, energy
and their interaction is called:
(a) Astronomy (b) Chemistry (c) Physics (d) Natural Philosophy
18.
The physical aspects
of light, its
properties, and working
is studies under:
(a) Atomic physics (b)
Optics (c) Thermodynamic (d) Plasma Physics
19.
The base
quantity is:
(a) Length (b) Force (c) Speed (d) Acceleration
20.
The SI unit of mass is:
(a) Gram (b) Kilogram (c)
Milligram (d) centigram
21. The speed of a Tiger
is:
(a) 200 Kmh-1 (b) 70 Kmh-1 (c)
100 Kmh-1 (d) 80 Kmh-1
22. The motion of a steering
wheel about its axis is an example
of:
(a) Circular motion (b) Rotatory motion (c) Vibratory motion (d) Random motion
23. To and fro
motion of a body about
its mean position
is known as:
(a) Translator motion (b) Vibratory motion (c) Circular motion
(d) Random motion
24. The motion of the pendulum
of a clock is:
(a) Rotatory (b) Random (c) Linear (d) Vibratory
25. The flight of butterfly is called:
(a) Rotatory motion (b) Random
motion (c) Linear motion (d) Vibratory motion
26. The to and fro motion
of a body about its mean position is called:
(a) Rotatory motion (b) Rotatory motion (c) Circular
motion (d) Vibratory
27. A motion in which a body moves
to and for about:
(a) Linear motion (b)
Vibratory motion (c)
Circular motion (d) Vibratory motion
28. Which is not a scalar
quantity?
(a) Speed (b) Distance (c) Displacement (d) Power
29. Which of the
following is a vector quantity?
(a) Speed (b) Distance (c) Displacement (d) Power
30. A change in position is called?
(a) Speed (b) Distance (c) Displacement (d) Velocity
31. Which is not a scalar
quantity?
(a) Acceleration (b) Work (c) Power (d) Mass
32. Which is not a scalar
quantity?
(a) Acceleration (b) Work (c) Power (d) Mass
33.
All ball
is thrown vertically upward, its velocity at the highest
point is: (a) – 10ms-1 (b)
10ms-1 (c) Zero (d) 100ms-1
34. Falcon can fly at a speed of:
(a) 100 kmh-1 (b) 20 ms-1 (c) 25ms-1 (d)
30 ms-1
35.
The acceleration of a car, which starts
from rest and attain velocity 20ms-1 in 8 second,
will be:
(a) 1.5ms-2 (b) 2.0ms-2 (c) 2.5ms-2 (d) 3.0ms-2
36. The speed of a Tiger
is:
(a)200 Kmh-1 (b) 70 Kmh-1 (c) 100 Kmh-1 (d) 80 Kmh-1
37. A car is moving with
speed of 20ms-1. Its speed in Kmh-1 is:
(a)36 Kmh-1 (b) 50 Kmh-1 (c) 72 Kmh-1 (d) 100 Kmh-1
38. By dividing displacement of a moving
body with time,
we obtain: (a)Speed (b) Acceleration (c) Velocit (d)Declaration
39. Which one of the following
is a vector quantity?
a)
Length b)
mass c) volum d) tarque
40. A body moving
along a circular
path has:
a) Variable velocity (b) Uniform velocity (c) Zero
velocity (d) Random motion
Short Questions:
1.
Define
the two main streams of science.
2.
What
are prefixes? Give examples.
3.
What
is least count of meter rule?
4.
What
is vernier caliper?
5.
Define
least count of vernier caliper.
6.
What
is a digital stopwatch?
7. What is Science?
8. What is the difference
between base quantities and drive quantities?
9. What is vernier calipers?
10. Find the least count of screw gauge.
11. What is physical balance?
12. What do you know about rotatory motion?
13. What is the difference between linear and translator motion?
14. What is the difference between vector and scalar? Write examples.
15. What do you know about uniform velocity? Write its relation and
units.
16. What is acceleration? Write its unit.
17. What is the difference between rest and motion?
18. What is the difference between circulatory and rotator motion?
19. Define velocity and write its unit and formula.
20. What is acceleration, write its formula?
21. Why vector quantities are not added to a scalar quantites?
Long Questions:
1. What are the main stream branches of physics?
2. What is screw gauge? Write its working.
3. What is the first equation of motion? Drive its relation.
4. What is the 2nd equation of motion? Drive its relation.
5. What is the 3rd equation of motion? Drive its relation.
6. What do you know about motion? Write its different types.
Numerical:
1. Write the following in to scientific notation
1: 0.00005kg 2: 15000000kg
2. Express the following quantities using prefixes?
(a) 5000g (b)
2000000w (c) 225
× 10–8 S (d)
52 × 10–10kg
(a)
5000g
3. A screw gauge has 50 divisions on its circular scale. The pitch of
the screw gauge is 0.5mm. What is its least count?
4. Train starts from rest with acceleration of 0.5ms-2.
Find its speed in kmh-1, when it has moved through 100m.
5. A car has a velocity of 10ms-1. It accelerated at 0.2 ms-2
for half minute. Find the distance traveled this time and the final velocity of
car?
6. A car moves with uniform velocity of 40ms-1 for 5
seconds. It comes to rest in the next 10S with uniform deceleration find.
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