General Science MCQ – 7 (Physics)

General Science mcqs

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General Science MCQs including Physics, Chemistry, Biology. This help is General Eligibility Test like Entrance Exam, Sainik School, NDA, Army, All India Competitive exam, and All HP Exams. You can also play our weekly quiz and download all quizzes PDF as well

1. The working principle of the washing machine is?
(A) Diffusion
(B) Dialysis
(C) A reverse osmosis
(D) None of these

2. Loudness of sound depends upon whose of the sound wave?
(A) Wavelength
(B) Pitch
(C) Frequency
(D) Amplitude

3. Which of the following is not a vector quantity?
(A) Velocity
(B) Speed
(C) Displacement
(D) All of the above

4. An air bubble in water will act as?
(A) Concave lens
(B) Convex lens
(C) Both A & B
(D) None of these

5. Which of the following is used to measure the gravity of milk?
(A) Testmeter
(B) Odometer
(C) Elaemeter
(D) Lactometer

6. The unit of Plank’s constant is?
(A) JS
(B) JS1
(C) JS2
(D) JS3

7. Which of the following is not the unit of time?
(A) Leap year
(B) Solar day
(C) Parallactic second
(D) Marco second

8. Sound of flash lightning is called?
(A) Bloating
(B) Thunder
(C) Cloud clash
(D) None of these

9. A diode is used for?
(A) Modulation
(B) Amplification
(C) Demodulation
(D) Purification

10. The visible spectrum of wavelength is?
(A) 3900Ao – 7600Ao
(B) 4900Ao – 7300Ao
(C) 3500Ao – 7100Ao
(D) 3100Ao – 7610Ao

 

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