POST UTME SUMMIT UNIVERSITY 2025 Physics | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A magnetic field of 0.5 T is applied to a coil of 100 turns and radius 0.1 m. If the current in the coil is 2 A, what is the induced emf?
A. 0.1 V
B. 0.5 V
C. 1 V
D. 2 V
Question 2
A 100 Ω resistor is connected in series with a 50 Ω resistor and a 20 Ω resistor. If a 10 V battery is connected across the circuit, what is the current in the 100 Ω resistor?
A. 0.1 A
B. 0.2 A
C. 0.3 A
D. 0.4 A
Question 3
A 5.0 µF capacitor is connected in series with a 10.0 µF capacitor and a 15.0 µF capacitor. What is the equivalent capaci\tance?
A. 20.0 µF
B. 30.0 µF
C. 40.0 µF
D. 50.0 µF
Question 4
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 about the gas?
A. The gas expands to occupy a larger volume.
B. The gas contracts to occupy a smaller volume.
C. The gas remains at the same volume.
D. The gas changes phase from gas to liquid.
Question 5
A parallel plate capacitor has plates of area 0.04 m^2 and separation 0.02 m. The capaci\tance is 2.5 nF. If the potential difference between the plates is increased to 10 V, what is the new charge on the plates?
A. 6.25 μC
B. 12.5 μC
C. 25 μC
D. 50 μC
Question 6
A block of mass 5 kg is attached to a horizontal, massless spring with a force cons\tant of 200 N/m. The block is displaced by 2 m from its equilibrium position and released from rest. What is the maximum speed of the block as it oscillates?
A. 2 m/s
B. 4 m/s
C. 6 m/s
D. 8 m/s
Question 7
A gas is contained in a cylinder of volume 2 L at a pressure of 1 atm. If the temperature is increased by 10°C, what is the new pressure of the gas?
A. 1.1 atm
B. 1.2 atm
C. 1.3 atm
D. 1.4 atm
Question 8
A wave of frequency $f$ and amplitude $A$ is traveling through a medium with speed $v$. If the wave is reflected off a fixed \end, what is the resulting amplitude $A'$?
A. \frac{A}{2}
B. \frac{A}{3}
C. \frac{A}{4}
D. \frac{A}{5}
Question 9
A particle of mass 2.0 kg is moving in a circular path of radius 3.0 m with a cons\tant speed of 4.0 m/s. What is the magnitude of the centripetal acceleration?
A. 0.50 m/s²
B. 1.0 m/s²
C. 2.0 m/s²
D. 4.0 m/s²
Question 10
A particle of mass 2 kg is moving in a circular path of radius 3 m with a cons\tant speed of 4 m/s. If the particle is subjected to a centripetal acceleration of 2 m/s^2, what is the magnitude of the force acting on the particle?
A. 8 N
B. 10 N
C. 12 N
D. 16 N
Question 11
A magnetic field has a strength of 0.5 T and a direction perp\endicular to the plane of a circular loop of radius 0.2 m. What is the magnetic moment of the loop?
A. 0.01 A m^2
B. 0.02 A m^2
C. 0.03 A m^2
D. 0.04 A m^2
Question 12
A particle of mass 2 kg is moving in a circular path of radius 3 m with a cons\tant speed of 4 m/s. If the particle is subjected to a centripetal acceleration of 2 m/s^2, what is the magnitude of the force acting on the particle?
A. 8 N
B. 16 N
C. 32 N
D. 64 N
Question 13
A projectile is launched from the ground with an initial velocity of 20 m/s at an angle of 30° above the horizontal. What is the maximum height reached by the projectile?
A. 10 m
B. 20 m
C. 30 m
D. 40 m
Question 14
A simple harmonic motion has a maximum displacement of 2 m and a period of 4 s. What is its angular frequency?
A. 0.5 rad/s
B. 1 rad/s
C. 1.5 rad/s
D. 2 rad/s
Question 15
A particle of mass 2 kg is moving in a circular path with a radius of 3 m. If the particle experiences a centripetal force of 10 N, what is its angular velocity?
A. 5 rad/s
B. 10 rad/s
C. 20 rad/s
D. 50 rad/s

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