Radio waves quiz questions, radio waves MCQs answers, GCE A level physics quiz 104 to learn physics online courses. Communication systems quiz questions, radio waves multiple choice questions (MCQs) to practice physics test with answers for online colleges and universities courses. Learn radio waves MCQs, output devices, electrical potential, capacitor use, radio waves test prep for physics certifications.

Learn radio waves test with multiple choice question (MCQs): in fm, frequency of modulated wave varies with, with choices amplitude, time, wavelength, and energy for online bachelor degree. Learn communication systems questions and answers for problem-solving, merit scholarships assessment test.

MCQ: In FM, frequency of modulated wave varies with

1. amplitude
2. time
3. wavelength
4. energy

B

Capacitor Use Quiz

MCQ: Device used to store energy in electrical circuits is

1. resistor
2. inductor
3. capacitor
4. diode

C

Electrical Potential Quiz

MCQ: In an electric field, energy per unit positive charge is

1. voltage
2. current
3. frequency
4. resistance

A

Output Devices Quiz

MCQ: If current of 20 mA is passing through op-amp and voltage drop across series resistor is 10 V then value of resistance is

1. 500Ω
2. 400Ω
3. 300Ω
4. 200Ω

A

Acceleration Formula Quiz

MCQ: If a spinster staring from rest has acceleration of 5 ms-2 during 1st 2.0 s of race then her velocity after 2 s is

1. 20 m s-1
2. 10 m s-1
3. 15 m s-1
4. 5 m s-1

B