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IGCSE A Level Physics Practice Test 20

# Free and Forced Oscillations Multiple Choice Questions (MCQ) PDF - 20

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The Free and Forced Oscillations MCQ with Answers PDF, Free and Forced Oscillations Multiple Choice Questions (MCQs) PDF e-Book download Ch. 24-20 to prepare IGCSE A Level Physics Practice Tests. Study Oscillations Test PDF, Free and Forced Oscillations Multiple Choice Questions (MCQ Quiz) for GRE test. The Free and Forced Oscillations MCQ Quiz App: Free download certification app for free and forced oscillations, magnetic field in physics, current equation, channels comparison, electromagnetic radiation test prep to learn online educational courses.

The MCQ Quiz: Natural frequency of a guitar string can be changed by changing it's; "Free and Forced Oscillations" App (Play Store & App Store) with answers: Diameter; Area; Length; Stiffness; for GRE test. Practice Oscillations Questions and Answers, Apple Book to download free sample for schools that offer certificate programs.

## Free and Forced Oscillations Questions and Answers : Quiz 20

MCQ 96:

Natural frequency of a guitar string can be changed by changing it's

1. area
2. diameter
3. length
4. stiffness
MCQ 97:

Magnetic field can be produced by using

1. permanent magnet
2. electric current
3. temporary magnet
4. both A and B
MCQ 98:

If a current of 1 A passes through a point in 1 s then charge passes that point is

1. 2 C
2. 3 C
3. 1 C
4. 6 C
MCQ 99:

Energy is lost in wires due to

1. heating
2. resistance
3. conduction
4. both A and B
MCQ 100:

When light enters from vacuum in to glass, its velocity

1. decreases
2. remains same
3. increases
4. varies depending on mass of glass

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