Radiation Produced From Tv Picture Tube Is______
Radiation Produced From Tv Picture Tube Is______
B-Rays | |
X-Rays | |
Infrared | |
Far Infrared |
physics mcqs with answers
پاک اسٹڈی لائبریری اپنی خدمات کو بہتر کرنے کے لئے نئے سوفٹ وئیر انسٹال کررہی ہے ۔ اس لئے آئندہ کچھ دن آپ کو کچھ صفحات تک رسائی میں مشکلات کا سامنا ہوسکتا ہے ۔ جس کے لئے ہم معذرت خواہ ہیں۔
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Physics mcqs
Quality Of X-Rays Depends Upon ______ A-Filament Current B-Accelerating Voltage C-Material Of The Target ?
Quality Of X-Rays Depends Upon ______ A-Filament Current B-Accelerating Voltage C-Material Of The Target ?
B & C | |
A & C | |
A | |
A & B |
Pure Resistor Circuit The Voltage And Current Are______
Pure Resistor Circuit The Voltage And Current Are______
They Are At 90? Phase Difference | |
They Have Zero Phase Difference | |
Lagging Each Other | |
No Phase Difference |
Proton Electron Neutron And A Particles Have Same Momentum. Which Of Them Have Highest K.E ?
Proton Electron Neutron And A Particles Have Same Momentum. Which Of Them Have Highest K.E ?
A-Particle | |
Electron | |
Neutron | |
Proton |
Propulsion Force Of A Rocket Is______
Propulsion Force Of A Rocket Is______
None Of These | |
Both A And B | |
Non-Conservative Force | |
Conservative Force |
Production Of Heat Due To An Electric Current Flowing Through A Conductor Is Given By ______
Production Of Heat Due To An Electric Current Flowing Through A Conductor Is Given By ______
Joule Thomsons Effect | |
Joule Effect | |
Feed Back Effect | |
Comptons Effect |
Prefix Deca Represents______
Prefix Deca Represents______
10 Raised To Power 3 | |
10 Raised To Power -1 | |
10 Raised To Power 1 | |
10 Raised To Power 2 |
Physics Is One Of The Branches Of______
Physics Is One Of The Branches Of______
Biological Sciences | |
Life Sciences Branch | |
Physical Sciences | |
Social Science |
Photon Of Highest Frequency Will Be Absorbed When Transition Takes Place From______
Photon Of Highest Frequency Will Be Absorbed When Transition Takes Place From______
1st To 5th Orbit | |
2nd To 5th Orbit | |
3rd To 5th Orbit | |
4th To 5th Orbit |
Photoelectric Effect Was Given By ______
Photoelectric Effect Was Given By ______
Hertz | |
Einstein | |
Fresnel | |
Plank |
Petrol Engine Is A______
Petrol Engine Is A______
Si Engine | |
Ic Engine | |
All The Above | |
C.I Engine |
Pair Production Takes Place In The Vicinity Of A Heavy Nucleus So That______
Pair Production Takes Place In The Vicinity Of A Heavy Nucleus So That______
All Of The Above | |
Net Energy Is Conserved | |
Net Charge Is Conserved | |
Net Momentum Is Conserved |
Pair Production Cannot Take Place In A Vacuum As ______
Pair Production Cannot Take Place In A Vacuum As ______
Momentum Is Not Conserved | |
Mass Is Not Conserved | |
The Chargee Is Not Conserved | |
Energy Is Not Conserved |
Pair Production Can Take Place Only With______
Pair Production Can Take Place Only With______
Gamma Rays | |
X-Rays | |
Uv-Rays | |
Ir-Rays |
P-N Junction When Reversed Biased Acts As A______
P-N Junction When Reversed Biased Acts As A______
On Switch | |
Capacitor | |
Inductor | |
Off Switch |
Optical Active Crystals Rotates The ______
Optical Active Crystals Rotates The ______
Vibrating Plane | |
Diffraction Plane | |
Polarization Plane | |
Interference Plane |
One Torr Is Equal To______
One Torr Is Equal To______
1.333 Nm-2 | |
133.3 Nm2 | |
13.33 Nm-2 | |
.1333 Nm-2 |
One Radian Is Equal To______
One Radian Is Equal To______
60° | |
57.3° | |
67.3° | |
87.3° |
One Pico Stands For______
One Pico Stands For______
10 Raised To Power -6 | |
10 Raised To Power -12 | |
10 Raised To Power -15 | |
10 Raised To Power -9 |
One Mega Watt Hour Is Equal To______
One Mega Watt Hour Is Equal To______
36 X 109 J | |
36 X 106 J | |
36 X 1012 J | |
36 X 108 J |
One Light Year Is Equal To______
One Light Year Is Equal To______
9.5x1015m | |
9.5x1015km | |
9.5x1015cm | |
9.5x1015sec |
One Kilowatt Hour Is The Amount Of Energy Delivered During ______
One Kilowatt Hour Is The Amount Of Energy Delivered During ______
One Hour | |
One Second | |
One Day | |
One Minute |
One Amu Is Equal To______
One Amu Is Equal To______
All Of Above | |
166 X 10-15ng | |
1.66 X 10-27kg | |
166 X 10-20g |
On The Basis Of Band Theory Of Solids The Semiconductors Have ______
On The Basis Of Band Theory Of Solids The Semiconductors Have ______
A Completely Filled Valence Band A Totally Empty Conduction Band And A Very Wide Forbidden Band | |
A Party Filled Valence Band And Totally Empty Conduction Band | |
A Partly Filled Valence Band A Totally Empty Conduction Band And A Wide Forbidden Band | |
A Completely Filled Valence Band A Partially Filled Conduction Band And A Narrow Forbidden Band |
On Loading The Prong Of A Tuning Form With Wax Its Frequency______
On Loading The Prong Of A Tuning Form With Wax Its Frequency______
Decreases | |
Increases | |
Remains Unchanged | |
May Increase Or Decrease |