Which One Is Not A Branch Of Physical Sciences ?
Which One Is Not A Branch Of Physical Sciences ?
Astronomy | |
Geology | |
Chemistry | |
Biology |
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physics mcqs with answers
Which One Is Not A Branch Of Physical Sciences ?
Astronomy | |
Geology | |
Chemistry | |
Biology |
Which One Is A Unit Vector ?
1/??3 I^ + 1/??3 J^ +1/ ??3 K^ | |
??3 / 3 I^ + ??3 / 3 J^ + ??3 / 3 K^ | |
??3 I^ + ??3 J^ + ??3 K^ | |
Both B And C Are Correct |
Which One Has The Greatest Energy Gap ?
Semi Conductor | |
Conductor | |
Metals | |
Non Metals |
Which One Does Not Work According To Resonance ?
Bulb | |
Microwave Oven | |
T.V | |
Radio |
Which Of The Following Will Be A Better Shield Against Gamma Rays ?
Heavy Water | |
Ordinary Water | |
Lead | |
Aluminum |
Which Of The Following Types Of Force Can Do No Work On The Particle On Which It Acts ?
Elastic Force | |
Gravitational Force | |
Centripetal Force | |
Frictional Force |
Which Of The Following Substances Posses The Highest Elasticity ?
Steel | |
Copper | |
Glass | |
Rubber |
Which Of The Following Radiations Are Suitable For The Treatment Of An Infection In The Interior Of The Body ?
Î’-Rays | |
X-Rays | |
Γ-Rays | |
Α-Rays |
Which Of The Following Properties Of Molecules Of A Gas Is Same For All Gases At Particular Temperature ?
Kinetic Energy | |
Mass | |
Momentum | |
Velocity |
Which Of The Following Pairs Does Not Have Identical Dimensions ?
Torque And Energy | |
Energy And Work | |
Momentum And Impulse | |
Mass And Moment Of Inertia |
When A Body Moves In A Straight Line Then Its Displacement Coincides With______
Distance | |
Acceleration Is Zero | |
Both A And B | |
Force |
When A Body Moves In A Circle Of Radius R With Linear Speed V Its Centripetal Force Is______
Mv/R | |
2 | |
Mv2/R | |
Mv/R2 |
When A Body Is Whirled In A Horizontal Circle By Means Of A String The Centripetal Force Is Supplied By______
Mass Of A Body | |
Velocity Of Body | |
The Tension In The String | |
Centripetal Acceleration |
When A Body Is Moving Along A Circular Path It Covers A Certain Angle In A Given Interval Of Time. Such Type Of Motion Is______
Linear Motion | |
Rotatory Motion | |
Angular Motion | |
Vibratory Motion |
What Is The Value Of The Current In A Wire Of 10cm Long At The Right Angle To A Uniform Magnetic Field Of 0.5 Weber/M2 When The Force Acting On The Wire
100a | |
1000a | |
10a | |
1a |
What Is The Si Unit Of Modulus Of Elasticity Of Substance ?
Nm-2 | |
Being A Number It Has No Unit. | |
Jm-2 | |
Nm-1 |
What Is The Shape Of Velocity, Time Graph For Constant Acceleration ?
Parabola | |
Straight Inclined Line. | |
Declined Curve | |
Inclined Curve |
What Is The Self-Inductance Of A Coil In Which An Induced Emf Of 2v Is Set Up When The Current Changes At The Rate Of 4 As-1 ?
2.0h | |
0.5 Mh | |
8.0h | |
0.5h |
What Is The Outward Force Acting On A Mass Of 10 Kg When Rotating At One End An Inelastic String 10m Long At Speed Of 1m/S ?
100n | |
2n | |
10n | |
1n |
What Is The Angle That The Given Vector Makes With Y-Axis And A=2i+3j ?
120° | |
30° | |
60° | |
90° |
What Is The Angle Of Projection For Which The Range And Maximum Height Become Equal ?
Tan-1 ¼ | |
Tan-1 4 | |
Tan-1 ½ | |
Tan-1 2 |
What Are The Dimensions Of Stress ?
Ml-T-1 | |
Ml-2t-1 | |
Mlt-2 | |
Ml-1t-2 |
We Prefer Mercury As A Thermometric Substance Because______
All Of Above | |
Over A Wide Range Of Temperature Its Expansion Is Uniform | |
It Opaque To Light | |
It Does Not Stick To Thermometer Glass |
We Can Produce Heat By______
All Of The Above | |
Chemical Processes | |
Frictional Process | |
Electrical Processes |
Waves Transmit ______ From One Place To Another?
Both | |
None | |
Energy | |
Mass |