ECAT Physics Chapter 1 Measurements Online Test With Answers

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ECAT Physics Chapter 1 Measurements Online Test

Sr. # Questions Answers Choice
1 The branch of physics which deals with the properties of fundamental particles is called: High energy physics Molecular physics Astrophysics Space physics
2 Particles have the mass smallest of following is: Electron Proton Neutron Quark
3 The mechanics, which deals with the objects moving with velocities approaching that of light is called: Relativistic mechanics Wave mechanic Quantum mechanics Statics
4 Astrophysics is a branch of physics, which deals with: Sub-atomic particles Stars and galaxies Light and sound Music
5 The information from far side of the universal are gathered by: Radio telescope Microscope Telescope Spectro scpe
6 Physics details with the study of: Matter Energy Both of them Human body
7 The time taken by light to travel from moon to earth is: 80 sec 500 sec 1.802 X 10<sup>4</sup>sec Aerophysics
8 The quantity have dimension of ML2T02will have SI unit of: Watt Newton Joule Metre
9 Which quantity has different dimensions: Work Pressure Energy Torque
10 Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as: 19.398 19.400 19.4 19.3
11 Significant figures in 0.0010 are: Four Three Two One
12 Which one of the least multiple: Pico Femto Nano Atto
13 1 gm-cm-3is equal to: 10<sup>3</sup>kg-m<sup>-3</sup> 10<sup>-3</sup>kg-m<sup>-3</sup> 1 kg-m<sup>-3</sup> 10<sup>6</sup>kg-m<sup>-1</sup>
14 Light year is a unit of: Time Distance Velocity Intensity of light
15 Radio telescope is used to gather information from Earth Moon only Far side of the universe Sea water
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