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General Awareness on Science - Physics MCQs with Answers for Competitive Exams

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General Science multiple choice questions and answers on Physics page contain 5 questions. Each General Awareness mcq has 4 possible answers. Choose your answer and check it with the given correct answer.
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(31) Which instrument is used to measure blood pressure ?
[A] sphygmomanometer
[B] thermometer
[C] hygrometer
[D] barometer

Comment

Answer: Option [A]
(32) Which device is used to convert solar energy into electricity ?
[A] Danial cell
[B] Solar cell or photovoltatic cell
[C] Electrochemical cell
[D] Vectorscope

Comment

Answer: Option [B]

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(33) According to special theory of relativity the mass of a particle :
[A] remains constant with increase in velocity
[B] increase with increase in velocity with respect to an observer
[C] decreases with increase in velocity
[D] decreases with decrease in velocity

Comment

Answer: Option [B]
(34) The field produced around a current carrying conductor is :
[A] electric field
[B] electro-magnetic field
[C] magnetic field
[D] electrostatic field

Comment

Answer: Option [C]
(35) Cause of rainbow formation is :
[A] refraction, reflection and dispersion
[B] refraction and dispersion
[C] refraction and scattering
[D] diffraction and reflection

Comment

Answer: Option [A]

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