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Hassan
1.The units used to measure derived quantities are known as
A. square units
B. derived units
C. base units
D. square units
2. The study of the structure and properties of matter is called
A. atomic physics
B. mechanics
C. plasma physics
D. atomic physics
3.The international system of units is commonly referred as
A. SI
B. ISU
C. SU
D. SI
4. We study the physical aspects of sound waves, their production, properties and applications under the branch named as
A. sound
B. atomic physics
C. plasma physics
D. sound
5. The significant digits in 275.00 are
A. 2
B. 3
C. 4
D. 2
6.The prefixes are useful to express
A. very small quantity only
B. very large quantity only
C. derived units
D. very small quantity only
7. We study about matter, energy and their interaction in
A. Biology
B. Physics
C. Chemistry
D. Biology
8.By using prefixes, we can write 32 × 10-10 kg as
A. 0.32 µg
B. 32 µg
C. 3.2 µg
D. 0.32 µg
9. The significant digits in 0.058 are
A. 3
B. 4
C. 2
D. 3
10.The study of internal structure of earth is
A. geophysics
B. electricity and magnetism
C. mechanics
D. geophysics
11.A modified type of beam balance used to measure small masses by comparison with greater accuracy is known as
A. Vernier calipers
B. stop watch
C. physical balance
D. Vernier calipers
12.Amount of a substance in terms of numbers is measured in
A. gram
B. kilograms
C. mole
D. gram
13. While measuring length the eye must be kept
A. above the scale
B. at an acute angle
C. horizontal with scale
D. above the scale
14.To measure small lengths such as the diameter of a wire, the thickness of a metal sheet, etc. We use
A. physical balance
B. screw gauge
C. Vernier calipers
D. physical balance
15.A straight line parallel to time-axis on a distance-time graph tells that the object is
A. at rest
B. in motion
C. moving with constant speed
D. at rest
16. A ball is thrown vertically upward. Its velocity at the highest point is
A. zero
B. 10 ms−1
C. 15 ms−1
D. zero
17.(Final velocity - initial velocity) is called
A. position
B. acceleration
C. change in velocity
D. position
18. A passenger John is sitting in a moving car, as per an observer outside the car, he is at
A. position
B. rest
C. motion
D. position
19.A cyclist completes half round of a circle track of radius 420 meters in 3 minutes. Its velocity will be
A. 4.67 ms−1
B. 5.33 ms−1
C. 2.8 ms−1
D. 4.67 ms−1
20.The velocity of cyclist when he completes half round of a circular track of radius 318 m in 1.5 min is
A. 10 ms-1
B. 8 ms-1
C. 7.07 ms-1
D. 10 ms-1
21.A bus starts from rest. Its velocity becomes 30 ms−1 in 8s. Its acceleration will be
A. 3 ms−2
B. 5 ms−2
C. 2 ms−2
D. 3 ms−2
22.The quantities between which graph is plotted is called
A. scalars
B. vectors
C. variables
D. scalars
23.The velocity of ball at highest point when its thrown vertically upward is
A. -10 ms-1
B. 10 ms-2
C. 8 ms-1
D. -10 ms-1
24. A car start from rest. It moves through 2 km in 100 s with uniform acceleration. Its speed at the end of 100 s will be
A. 80 −1
B. 20 −1
C. 40 ms−1
D. 80 −1
25.Gravitational acceleration is denoted by
A. a
B. g
C. r
D. a
26. The third equation of motion can be represented as
A. Vf = Vi + at
B. 2aS = V2f - V2i
C. 2aS = Vf - Vi
D. Vf = Vi + at
27.The value of gravitational acceleration is approximately
A. 15 ms−2
B. 25 ms−2
C. 10 ms−2
D. 15 ms−2
28. Straight line motion of a body is known as
A. circular motion
B. linear motion
C. random motion
D. circular motion
29.Alex is walking at the rate of 2km/h towards east, it is an example of
A. vector
B. scalar
C. length
D. vector
30. The rate of change of velocity of a body is called its
A. displacement
B. acceleration
C. speed
D. displacement
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