Topic
UPCAT Physics questions with answers
13 UPCAT physics practice questions, each with the correct answer and a worked explanation. Drill this single topic instead of a whole subtest.
- 28What is the SI unit of force?
Answer: D. NewtonScience - 29A rocket moves forward as hot gas is expelled backward. This is best explained by
Answer: B. Newton's third lawScience - 30Passengers lurch forward when a moving jeepney brakes suddenly. This is due to
Answer: A. inertiaScience - 31Which statement correctly distinguishes velocity from speed?
Answer: C. Velocity specifies direction, while speed does not.Science - 32Near the surface of the Earth, the acceleration due to gravity is approximately
Answer: A. 9.8 m/s²Science - 33A student pushes a crate with a constant force of 25 N over a distance of 4 m in the direction of the force. How much work is done?
Answer: C. 100 JScience - 34What net force is required to give a 2 kg object an acceleration of 3 m/s²?
Answer: A. 6 NScience - 35In a battery-powered flashlight, the main sequence of energy transformation is
Answer: C. chemical → electrical → lightScience - 36The number of complete wave cycles passing a point per second is the wave's
Answer: B. frequencyScience - 37A straw appears bent where it enters a glass of water. This is caused by
Answer: A. refractionScience - 38Which statement about a vacuum is correct?
Answer: B. Light travels through it, but sound cannot.Science - 39A potential difference of 12 V is applied across a 4 Ω resistor. What current flows through it?
Answer: A. 3 AScience - 40A converging (convex) lens is used to correct which vision defect?
Answer: D. Hyperopia, or farsightednessScience