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# Physics Quiz for Competitive Exams

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## Physics Quiz for Competitive Exams

Q1.(Pa) Pascal is the unit of –
पास्कल (Pa) की इकाई है –
a. Thrust/जोर
b. Pressure/दबाव
c. Frequency/आवृत्ति
d. Conductivity/चालकता

Q2.What is the phenomenon of the ability of the eye to see objects at all distances?
सभी दूरी पर वस्तुओं को देखने की आंख की क्षमता की घटना क्या है?
a. Binocular vision/द्विनेत्री दृष्टि
b. Myopia/मायोपिया
c. Hypermetropia/हाइपरमेट्रोपिया
d. Accommodation/अकामडैशन

Q3.What is the formula for the oscillation time of a simple pendulum?
एक साधारण पेंडुलम के दोलन समय के लिए सूत्र क्या है?
a. T=2π√(L⁄g)
b. T=π√(L^2⁄g)
c. T=2π√(L⁄mg)
c. T=4π√(L⁄g)

Q4.Out of these, the speed of light is slowest in which medium?
इनमें से प्रकाश की गति किस माध्यम में सबसे धीमी है?
a. Vacuum
b. water
c. Glass
d. Diamond

Q5.A cannonball is fired is an example of which type of motion?
तोप से गोलाबारी की जाती है यह किस गति का उदाहरण है?
a. Straight-line motion/सीधी-रेखा गति
b. projectile motion/प्रक्षेप्य गति
c. Hyperbolic motion/हाइपरबोलिक गति
d. horizontal motion/क्षैतिज गति

Q6.In Which factor pitch of a sound is dependent?
ध्वनि के किस कारक में पिच निर्भर है?
a. Amplitude/आयाम
b. Frequency/आवृत्ति
c. Loudness/जोर से
d. Wavelength/वेवलेंथ

Q7.Out of these whose dimension is the same as that of impulse?
इनमें से किसका आयाम आवेग के समान है?
a. Volume/आयतन
b. Momentum/संवेग
c. Torque/टोक़
d. None of the above

Q8.Why pieces of camphor placed on the water move about rapidly?
पानी पर रखे कपूर के टुकड़े क्यों तेजी से बढ़ते हैं?
a. surface tension/सतह तनाव
b. diffusion/प्रसार
c. viscosity/श्यानता
d. capillary/केशिका

Q9.Out of these which is the reason for the mirage is?
इनमें से मृगतृष्णा का कारण कौन सा है?
a. Interference of light/प्रकाश का हस्तक्षेप
b. Diffraction of light/प्रकाश का विचलन
c. Polarization of light/प्रकाश का ध्रुवीकरण
d. Total internal reflection of light/प्रकाश का कुल आंतरिक प्रतिबिंब

Q10.The minimum distance To hear a clear echo should be?
स्पष्ट गूंज सुनने के लिए न्यूनतम दूरी होनी चाहिए?
a. 165 feet
b. 165-metre
c. 16.5 feet
d. 16.5 metre

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