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Learn simple harmonic motion gravitation test with multiple choice question (MCQs): a force that acts to return mass to it's equilibrium position is called, with choices frictional force, restoring force, normal force, and contact force for online college degrees. Learn oscillations questions and answers for scholarships exams' problem-solving, assessment test.

Simple Harmonic Motion Gravitation Quiz

MCQ: A force that acts to return mass to it's equilibrium position is called

1. frictional force
2. restoring force
3. normal force
4. contact force

B

Magnetic Resonance Imaging Quiz

MCQ: Larmor frequency depends upon the

1. individual nucleus
2. magnetic flux density
3. both A and B
4. energetic flux unit

C

Echo Sound Quiz

MCQ: Acoustic impedance of human skin is

1. 1.65 × 106 kg m² s-1
2. 1.71 × 106 kg m-2 s-1
3. 2 × 106 kg m-2 s-1
4. 2 × 107 kg m-3 s-2

B

Resistance and Temperature Quiz

MCQ: In semiconductors upon increasing temperature, conductivity

1. decreases
2. increases
3. remains constant
4. haphazard

B

Kirchhoffs First Law Quiz

MCQ: If a billion electrons enter a point in 1 s, then number of electrons leaving that point in 1 s are

1. 2 billion
2. 3 billion
3. 1 billion
4. 10 billion

C