POST UTME UNILAG 2023 Physics | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A wave has a frequency of 50 Hz and a wavelength of 0.2 m. What is the speed of the wave?
A. 10 m/s
B. 20 m/s
C. 30 m/s
D. 40 m/s
Question 2
A circuit consists of a 12 V battery, a 4 Ω resistor, and a 6 Ω resistor connected in series. What is the current flowing through the circuit?
A. 0.5 A
B. 1 A
C. 2 A
D. 3 A
Question 3
A particle of mass 2 kg is moving in a circular path with a cons\tant speed of 4 m/s. What is the magnitude of the centripetal force acting on the particle?
A. 8 N
B. 16 N
C. 32 N
D. 64 N
Question 4
A 2 kg block is moving with a velocity of 4 m/s on a frictionless surface. If a force of 10 N is applied to the block in the direction of motion, what is the acceleration of the block?
A. 2 m/s^2
B. 4 m/s^2
C. 6 m/s^2
D. 8 m/s^2
Question 5
A particle is moving in a straight line with a cons\tant acceleration of 2 m/s^2. If its initial velocity is 4 m/s, what is its velocity after 3 seconds?
A. 6 m/s
B. 8 m/s
C. 10 m/s
D. 12 m/s
Question 6
A body is moving in a circular path with a radius of 2 m. If the body completes one revolution in 4 seconds, what is its angular velocity?
A. 0.5 rad/s
B. 1 rad/s
C. 2 rad/s
D. 4 rad/s
Question 7
A 100 W bulb is connected to a 220 V power source. What is the current drawn by the bulb?
A. 0.25 A
B. 0.5 A
C. 0.75 A
D. 1 A
Question 8
A particle is moving in a simple harmonic motion with a frequency of 5 Hz. If the amplitude of the motion is 2 m, what is the maximum acceleration of the particle?
A. 10 m/s^2
B. 20 m/s^2
C. 30 m/s^2
D. 40 m/s^2
Question 9
A body of mass 5 kg is moving with a velocity of 10 m/s. What is its kinetic energy?
A. 50 J
B. 100 J
C. 200 J
D. 500 J
Question 10
A gas is enclosed in a container with a movable piston. The gas is heated, cau\sing its pressure to increase. Which of the following statements is true?
A. The volume of the gas decreases.
B. The temperature of the gas increases.
C. The pressure of the gas increases.
D. The density of the gas decreases.

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