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Physics Mcqs Quiz Online Test 3

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Question 1

A Completely Filled Band Is Called______

Score: 0 of 1
Your answerChoice
Selected

Valence Band

Conduction Band

Forbidden Band

Core Band

Question 2

A Convex Lens Acts As A Diverging Lens If The______

Score: 0 of 1
Your answerChoice

If The Object Is With In C

If The Object Is Within F

Both B And C

Selected

Object Is Beyond C

Question 3

A Convex Lens Gives A Virtual Image Only When The Objects Lies______

Score: 0 of 1
Your answerChoice

Beyond 2 F

Selected

Between Principal Focus And Center Of Curvature

Between Principal Focus And Optical Center

At The Principal Focus

Question 4

A Convex Lens Of Focal Length F1 And A Concave Lens Of Focal Length F2 Are Placed In Contact. The Focal Length Of The Combination Is______

Score: 0 of 1
Your answerChoice
Selected

F1f2/F2+F1

F2 + F1

F2 – F1

F1f2/F1-F2

Question 5

A Cup Of Milk Is Placed In A Microwave Oven. Tell Which Statements Is False. (1) Milk Will Be Heated Up Only. (2) Cup Will Remain Cool. (3) Both Cup And Mild Will Get Hot ?

Score: 1 of 1
Your answerChoice
Selected

3

1

2

None

Question 6

A Current Carrying Conductor Is Placed In A Uniform Magnetic Field Parallel To It. The Magnetic Force Experienced By The Conductor Is ______

Score: 0 of 1
Your answerChoice
Selected

F=1/Bsinθ

F=1/B

F/0

F=1/Bcosθ

Question 7

A Cyclist Cycling Around A Circular Racing Track Skids Because______

Score: 0 of 1
Your answerChoice

The Friction Between The Tyres Of The Cycle And Road Vanishes

The Centripetal Force Upon Him Is Less Than Limiting Friction

Selected

The Centripetal Force Upon Him Is Equal To The Limiting Friction

The Centripetal Force Upon Him Is Greater Than Limiting Friction

Question 8

A Device For Producing High-Velocity Nuclei Is ______

Score: 0 of 1
Your answerChoice

A Mass Spectrograph

Selected

Wilson Cloud Chamber

Cloud Chamber

Linear Accelerator

Question 9

A Diffraction Grating Has 500 Lines Per Mm. Its Slit Spacing Or Grating Element Will Be Equal To ______

Score: 1 of 1
Your answerChoice

5 X 10-3 Mm

Selected

2 X 10-3 Mm

2 X 10-5 Mm

500 Mm

Question 10

A Digit Zero In A Measurement______

Score: 0 of 1
Your answerChoice
Selected

Always Significant

Always Insignificant Sign

Significant Only If Left To A Significant Figure

May Be Significant May Not Significant

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