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# Density Quiz PDF: Questions and Answers - 23

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Free Density Quiz Questions and Answers PDF, Density Quiz PDF Download, Book Ch. 4-23 to study sat physics online courses. Solve Mass Weight and Density MCQ Questions PDF, Density Multiple Choice Questions (MCQ Quiz) for online college degrees. The Density Trivia App Download: Free learning app for reflection of light, energy in physics, work in physics, pressure in liquids, density test prep to enroll in online classes.

The Quiz: Density of pure gold is; "Density" App Download (Android & iOS) Free with answers 1000 kg m-3, 19300 kg m-3, 920 kg m-3 and 13600 kg m-3 for online college programs. Study mass weight and density questions and answers, Apple Book to download free sample for job assessment test.

## Density Questions and Answers : Quiz 23

MCQ 111: The density of pure gold is

1. 19300 kg m-3
2. 1000 kg m-3
3. 920 kg m-3
4. 13600 kg m-3

MCQ 112: A rectangular block with base area A of 30 cm2 and height h of 0.06 m is submerged in water of density 1000 kg m-3. What is the force exerted by the water acting on the top of the block?

1. 0.18 N
2. 1.8 N
3. 18 N
4. 180 N

MCQ 113: When a body of mass m moves at a speed v, its kinetic energy is defined as

1. Ek = mv2
2. Ek = 1/2 mv
3. Ek = (1/2)mv2
4. Ek = m/v2

MCQ 114: The energy equation based on the principle of conservation of energy is

1. useful energy output - wasted energy output
2. useful energy output + wasted energy output
3. useful energy output / wasted energy output
4. useful energy output × wasted energy output

MCQ 115: As per second law of reflection, the angle of incidence is equal to the

1. angle of abnormality
2. angle of refraction
3. normal ray
4. angle of reflection

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