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WorksheetsCXC Physics June 2018 P1
Total questions: 11
Worksheet time: 3hrs 45mins
Errors due to parallax can be minimized by:
taking more than one reading
placing the eye at right angles to the mark being read
taking readings from different angles
taking an average of two readings using two separate scales
Which of the following measuring instruments is MOST suitable for accurately measuring the volume of 40.2 cm³ of a liquid?
Burette
Pipette
Beaker
Measuring cylinder
Which of the following changes can be caused by a force acting on a body?
I and II only
I and III only
II and III only
I, II, and III
The mass of an astronaut is 70kg when standing on the moon. When he returns to Earth, his approximate weight will be:
70kg
70N
450kg
700N
The moment of a force is defined as the:
moment in time when a force is first applied to a body
length of time for which a force is applied to a body
product of the force and it's perpendicular distance from the turning point to the force
ratio of the force and it's perpendicular distance from the turning point
The following diagram which shows two forces, X and Y, applied to an object.
What should be the magnitude and direction of a third force which will cause the object to remain stationary?
X-Y to the left
X+Y to the left
X-Y to the right
X+Y to the right
When a force, F, is applied to a spring of original length L, the new length becomes L+x. What would be the length of the spring if a force of F/2 is applied instead?
L + 2x
2 (L + x)
L + x
L + x/2
The following diagram of a vernier caliper.
Which of the following readings is shown on the scale above?
12.06 cm
12.26 cm
12.25 cm
12.29 cm
Which of the following measures may be classified as scalar quantities?
I and II only
I and III only
II and III only
I, II, and III
Pressure in a liquid can be calculated using the formula:
P = ρgh
Which of the following sets of units will result in the SI unit of pressure?
(A)
(B)
(C)
(D)
The following diagram which shows two vectors of magnitudes a and b represented respectively by OA and OB.
The vectors act at point O and are directed perpendicular to each other. Which of the following parties represents BOTH the magnitude and direction of their results?
