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Physics placement test, physics assessment test to practice physics MCQs, entry test 3 to practice refraction of light MCQs. Free career assessment test questions with answers to practice job placement test on turning effect of forces, specific heat capacity, mass and weight, evaporation, refraction of light MCQs.

Practice refraction of light multiple choice questions (MCQs): a block of mass 5 kg is placed at a distance of 50 cm from pivot, torque of block is (gravitational field strength = 10 n/kg), for competitive exams with options 25 nm, 2.5 nm, 250 nm, 2500 nm for certification exam prep.

Physics Entry Test 3

Turning Effect Of Forces Practice Test Question

MCQ: A block of mass 5 kg is placed at a distance of 50 cm from pivot, torque of block is (Gravitational Field Strength = 10 N/kg)

1. 2.5 Nm
2. 25 Nm
3. 250 Nm
4. 2500 Nm

C

Specific Heat Capacity Practice Test Question

MCQ: A chef boils 200g of water in a saucepan. He leaves it for sometime until temperature of water rises from 30 °C to 110 °C. thermal energy required to raise this temperature was 67200 J, specific heat capacity of water should be

1. 840 J/g°C
2. 420 J/g°C
3. 4.2 J/g°C
4. 336 J/g°C

C

Mass and Weight Practice Test Question

MCQ: An astronaut moves from Earth to Moon, his

1. Mass and Weight both stay the same
2. Only Mass changes
3. Only Weight changes
4. Both Mass and Weight change

C

Evaporation Practice Test Question

MCQ: Evaporation is a similar process to

1. boiling
2. melting
3. condensing
4. freezing

A

Refraction of Light Practice Test Question

MCQ: If a ray of light moves from less dense to more dense medium, angle of refraction

1. increases than the angle of incidence
2. decreases than the angle of incidence
3. remains same as the angle of incidence
4. depends on the refractive index

B