UGC NET Paper 2 — Physics
32 questions across 4 years
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Which of the following are true about moderator used in nuclear reactors? A. Moderators slow down neutrons to sustain the chain reaction B. Moderators stops the neutrons to control...
नाभिकीय विद्युत संयंत्र के चरणों का प्रारंभ से अंत की ओर का सही क्रम क्या है? A. नियंत्रित श्रृंखलाबद्ध अभिक्रिया B. न्यूट्रॉनों का मंदन C. न्यूट्रॉन द्वारा ध्वंसीकरण D. ऊष्मा उत्स...
Which of the following are true about moderator used in nuclear reactors? A. Moderators slow down neutrons to sustain the chain reaction B. Moderators stops the neutrons to control...
Which of the following is correct increasing order of frequency of electromagnetic waves? A. Light waves B. Microwaves C. Infrared waves D. Radio waves Choose the correct answer fr...
Sound with frequencies below and above the audible frequency range are known as A. Feeble sound B. Infrasound C. Parasound D. Ultrasound Choose the correct answer from the options...
Which of the following are true about moderator used in nuclear reactors? A. Moderators slow down neutrons to sustain the chain reaction B. Moderators stops the neutrons to control...
Which of the following components of Electromagnetic Radiation reach earth as a part of solar radiation? A. Gama- Rays B. X- Rays C. Ultraviolet Radiation D. Visible Rays E. Infrar...
Arrange the following distinct zones of the Sun starting from the core to outward: A. Chromosphere B. Convection zone C. Corona D. Photosphere E. Radiative zone Choose the correct...
A vector is defined by its; A. Speed B. Magnitude C. Distance D. Direction E. Displacement Choose the correct answer from the options given below:
Match List I with List II List I A. Objects seems bigger or slower as they move towards or Away from the camera B. Objects size and shape seems to change as it moves across the cam...
Choose the correct mathematical expressions related to noise. A. Sound power (w) = Sound intensity (I) x Area (A) B. Sound period and frequency are inversely related C. Speed of so...
What will be the aerodynamic diameter of a spherical particle having diameter of 2 µm and density of 3 g/cm³? Terminal velocity of spherical particle and the reference particle are...
Two major sub-branches of mechanics are: (A) Linear (B) Static (C) Dynamic (D) Angular Choose the correct answer from the options given below :
Match the LIST-I with LIST-II LIST-I A. Half Life Period of Carbon 14 B. Half Life Period of Potassium C. Half Life Period of Thorium D. Half-Life Period of Uranium LIST-II I. 14.0...
Name the instrument which is used to measure horizontal and vertical angles more precisely:
With whom did G. Marconi, the inventor of radio, share the 1909 Nobel Prize in Physics?
The sweet spot on a baseball bat is 120 cm from the axis of rotation during the swing of the bat. If the sweet spot on the bat moves 40 m/s, how fast is the angular velocity of the...
The important characteristics of force are; A. Centre of gravity B. Point of application C. Line of application D. Base of support E. Force sense Choose the most appropriate answer...
Which of the following law gives an insight about the amount of radiation radiated by an object in different parts of Electromagnetic spectrum?
The blueness of the sky is the result of
Arrange the following in order of decreasing connotation: A. Molecule B. Proton C. Atom D. Quark Choose the correct answer from the options given below:
Which one of the following rotors is commonly used for electricity generation?
Among the following cryogenic liquids, which liquified gas has an extremely low boiling point?
Which of the following statements about Force are correct ? A. A force can be expressed as a vector quantity. B. A force can't be mathematically expressed. C. A force can be graphi...
All lever systems are made up of which of the following components ? A. The load B. The fulcrum C. The size D. The effort E. The Lever Choose the correct answer from the options gi...
Force acting parallel or tangentially to a surface is known as:
A train running at a speed of 90 km/hr starts slowing down at a constant rate of decrease in speed of 2.5 m/s. What is the distance covered by the train before it comes to a halt?
Match List-I with List-II and select the correct answer from the code given below: List-I (Force) (a) Interaction (b) Tidal (c) Friction (d) Resistance List-II (Source) (i) Earth's...
Match the List - I with List - II and select the correct answer from the code given below : List - I (Force) (a) Coriolis (b) Tidal (c) Friction (d) Resisting List - II (Source) (i...
तरंगदैर्ध्य के बढ़ते क्रम में विभिन्न ई एम आर स्पेक्ट्रम बैंड का निम्नलिखित में से सही क्रम कौन-सा है ?
Which one of the following is the correct sequences of various EMR spectrum bands in an ascending order of wavelength ?
Given below are the two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select your answer from the code given below : Assertion (A): Radars are Con...