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Hassan
1.The solution of the equation such as x2 = a ?
A. Q
B. Q/
C. R
D. Q
2.Which number in the set of whole numbers could satisfy the equation x + a = b if a > b ?
A. a
B. -a
C. d
D. a
3.A number that can be written in the form p/q where p,q

∈

Z

∧

q

≠

is called?
A. Natural numbers
B. Integer
C. Rational numbers
D. Natural numbers
4.A student studies some equations. power = work / time force = mass × acceleration velocity = displacement/ time How many vector quantities are contained in the equations?
A. 1
B. 2
C. 3
D. 1
5.The following statements are about motion. 1) A plane flies due East for 600km. 2 ) A runner’s average speed in a race around a track is 5m/ s. 3 ) A snail crawls at 3mm/ s in a straight line toward
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1 and 2
6.A student studies some equations. power = work / time force = mass × acceleration velocity = displacement/ time How many vector quantities are contained in the equations?
A. 1
B. 2
C. 3
D. 1
7.Which statement about scalars and vectors is correct?
A. A scalar has direction but no size.
B. A scalar has size but no direction.
C. A vector has direction but no size.
D. A scalar has direction but no size.
8.Which statement about scalars and vectors is correct?
A. A scalar has direction but no size.
B. A scalar has size but no direction.
C. A vector has direction but no size.
D. A scalar has direction but no size.
9.Which instrument is most easily used to measure the internal diameter of a pipe?
A. manometre
B. measuring cylinder
C. micrometre
D. manometre
10.Which list contains only scalar quantities?
A. acceleration, displacement, velocity
B. distance, force, speed
C. force, length, time
D. acceleration, displacement, velocity
11.Power is measured in watts. What is the correct symbol for millions of watts?
A. mw
B. mW
C. Mw
D. mw
12.The following statements are about motion. 1) A plane flies due East for 600km. 2 ) A runner’s average speed in a race around a track is 5m/ s. 3 ) A snail crawls at 3mm/ s in a straight line toward
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1 and 2
13.A quantity is quoted as having a value of 6.2 ms. In what units is it measured?
A. metres
B. metres per second
C. microseconds
D. metres
14.The level of water in a measuring cylinder is 75 cm3. A stone of volume 20 cm3 is lowered into the water. What is the new reading of the water level?
A. 20 cm3
B. 55 cm3
C. 75 cm3
D. 20 cm3
15.Velocity is given by the change in displacement divided by the change in time. How many vector quantities appear in this statement?
A. 0
B. 1
C. 2
D. 0
16.Vernier calipers read to one tenth of a millimetre. Which reading is given to this precision?
A. 3.3 cm
B. 3.31 cm
C. 3.310 cm
D. 3.3 cm
17.Which pair of quantities includes one scalar and one vector?
A. mass and time
B. temperature and time
C. temperature and velocity
D. mass and time
18.A length of copper pipe, of uniform cross-section and several metres long, carries water to a tap. Measurements are taken to determine accurately the volume of copper in the pipe. Which instruments ar
A. calipers and micrometer
B. micrometer and rule
C. rule and tape
D. calipers and micrometer
19.Before marking the finishing line on a running track, a groundsman measures out its 100m length. Which instrument is the most appropriate for this purpose?
A. measuring tape
B. metre rule
C. 30 cm ruler
D. measuring tape
20.A micrometer is used to measure the diameter of a uniform wire. What is done to obtain an accurate answer?
A. Find the reading and add or subtract the zero error.
B. Make the micrometer horizontal.
C. Subtract the fixed scale reading from the rotating scale reading.
D. Find the reading and add or subtract the zero error.
21.Which device can be used to measure the thickness of a single sheet of paper?
A. meter rule
B. micrometer
C. plastic ruler
D. meter rule
22.Which quantity is a scalar?
A. mass
B. force
C. velocity
D. mass
23.Which quantity is a scalar?
A. accerlation
B. force
C. temperature
D. accerlation
24.Newton’s third law involves two quantities which are equal in size and opposite in direction. What is the unit for these two quantities?
A. J
B. N
C. m / s 2
D. J
25.A student determines the circumference of a golf ball. Which instrument gives a reading that is the circumference of the golf ball?
A. calipers
B. micrometer
C. rule
D. calipers
26.Which set of quantities are all vectors?
A. acceleration, displacement, velocity
B. chemical energy, mass, power
C. extension, force, gravitational potential energy
D. acceleration, displacement, velocity
27.If a body does not change its position concerning its surroundings, it is said to be at
A. rest
B. motion
C. distance
D. rest
28.The quantities between which a graph is plotted are known as
A. constants
B. co-efficient
C. surds
D. constants
29.The spinning of the body about its axis is
A. rotatory
B. circular
C. translational
D. rotatory
30. A tennis ball hits vertically upward with the velocity of 25ms−1 and takes 4 s to reach the highest point. The maximum height reached by the ball is
A. 45 m
B. 55 m
C. 30 m
D. 45 m
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