O level south west regional mock gce 2022 physics 2
O level south west regional mock gce 2022 physics 2
Section 1 (lhour)
Answer ALL questions
1. (a) Give one example of a non-contact force (lmark)
(b) A bag of cocoa of weight 500 N is pulled horizontally by a resultant force of 100 N. Calculate
its acceleration (3marks)
(c) Figure 1 shows a plank pivoted at a point such that it is balanced by a 2 N force and a 6 N force
as shown below
Pivot
(i) State the conditions necessary for equilibrium to hold.
(ii) Calculate the moment of the 6 N force about the pivot
(iii) Determine the distance of the 2 N force from the pivot
2. (a) Define elasticity
(b) (i) What do you understand by elastic limit?
(ii) Give one example of a device that functions based on Hooke’s Law
(iii) A spring of length 10 cm is stretched to a length of 15 cm by a force of 20 N. What force
will give it an extension of 8 cm? (3marks)
3. (a) Distinguish between renewable and non-renewable energy sources. State an
example in each case.
(b) A ball of mass 2 kg is released from a height of 5m above the ground. Calculate the
velocity with which it hits the ground.
4. Figure 2 shows the structure of an un-calibrated mercury-in-glass thermometer.
A Figure 2
a) Which feature of the thermometer
Steam-point—[ “ 100°C determines:
(i) Accuracy
(ii) Sensitivity
(iii) Quick response (lmark)
b) Calculate the temperature of the hot
water using the information on the
diagram.
(3marks
Adalbert
November 19, 2022
Toi dificult
Cli Wayne
February 2, 2023
Can I have a speco on olevel this year
Barils07
May 6, 2023
incomplete. please can you send the missing pages??
Joycy
April 1, 2024
I need to work more heard on this subject