Physics | General Science Multiple Choice Questions(MCQ)
भौतिक विज्ञान बहुविकल्पीय प्रश्न
Welcome to our exclusive collections of Physics | General science multiple choice questions (MCQs) with answers. Physic| General science is the very important section for competitive exams.
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Physics MCQs for all Competitive Exams SET-64
भौतिक विज्ञान बहुविकल्पीय प्रश्न
Question : 1-10
Question : 1
Infrasonic sound has a frequency lower than
[A]. 5 Hz[B]. 15 Hz
[C]. 20 Hz
[D]. 32 Hz
Question : 2
The quantity that is not conserved in an inelastic collision is
[A]. Momentum[B]. Kinetic Energy
[C]. Total Energy
[D]. All of these
Question : 3
The SI unit for measuring work and energy is
[A]. Joule[B]. Watt
[C]. Farad
[D]. Ohm
Question : 4
Ultrasound devices operate with minimum frequency from
[A]. 20kHz[B]. 35 kHz
[C]. 45 kHz
[D]. 60 kHz
Question : 5
Echo is heard due to
[A]. Refraction[B]. Scattering
[C]. Reflection
[D]. Interference
Question : 6
Which one is not a part of Kepler's Law
[A]. Law of orbits[B]. Law of areas
[C]. Law of speed
[D]. Law of periods
Question : 7
Positive feedback is used in
[A]. Amplifiers[B]. Rectifiers
[C]. Oscillators
[D]. None of these
Question : 8
The speed of sound travel fastest through
[A]. Liquid[B]. Solid
[C]. Gas
[D]. None of the above
Question : 9
Kirchoffs Voltage Law is known as
[A]. Conservation of Charge[B]. Conservation Energy
[C]. Both
[D]. None of these
Question : 10
Who is known as the 'father of quantum theory'
[A]. Albert Einstein[B]. Max Planck
[C]. Werner Heisenberg
[D]. Ernest Rutherford
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