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This online test contains MCQs about following topics:
Wave Fronts - Huygen's principle - Interferance of Light Waves - Young's Double slit Experiment - Interference in Thin Films - Newton's Rings - Michelson's Interferometer - Diffraction of Light - Diffraction due to a Narrow slit - Diffraction Grating - Diffraction of X-Rays by Crystals - Polarization
FSC Part 1 Physics Ch. 9 Test
Start Physics Ch. 9 TestMCQ's Test For Chapter 9 "Physics Fsc Part 1 Chapter 9 Online Test"
Try The MCQ's Test For Chapter 9 "Physics Fsc Part 1 Chapter 9 Online Test"
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Total Questions17
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Time Allowed20
Physics Fsc Part 1 Chapter 9 Online Test
00:00
Question # 1
The relative permittivity of free speace has the value equal to.
Question # 2
Electric bulb does not obey Ohm's law becasue
Question # 3
mho m-1 is the SI unit of.
Question # 4
If the source of e.m.f. is traversed from negative to positive terminal, the potential change is.
Question # 5
Concept of field lines of force was introduced
Question # 6
The vlaue of ralative parmittivity e r. for various dielectric is always.
Question # 7
Nautral zone in electric field of two similar charge is region where.
Question # 8
The Kirchhoff's 2nd rule is the manifestation of law of conservation of.
Question # 9
The best instrument used for teh acccurate measurement of e.m.g. of a cell is.
Question # 10
Wheatstone bridge is used to measrue the unknown.
Question # 11
If air is replaced by any other dielectic medium the fore of attraction or repulsion between two charges.
Question # 12
1.6 x 10-19 J is always equal to.
Question # 13
The current through a conductor is 3.0 a when it is attached across a pontntial difference of 6.0 V. How much power is used.
Question # 14
To eliminate stray electric field interference, circuits of sensitive electonic devices are enclosed in.
Question # 15
Electric force as compared to gravitational force is.
Question # 16
If the vector area is parallel to the field lies, then electric flux is.
Question # 17
Which can be used as unit of energy.
11th Class Physics Chapter 9 Test
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FSc Part 1 Physics (New Book) Chapter 9 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 |
A heat sensitive resisstor is called. |
A.
Thermistor
B.
Variable resistor
C.
Fixed resistor
D.
None |
| 2 |
The redius of curvature of the path of a charged particle in a uniform magnetic field is directly proportiional to. |
A.
The particle's charge
B.
The particle's momentum
C.
The partcl's energy
D.
The flux density of the field |
| 3 |
A positive charge is placed at the center of sphere of radius r, then the electric flux depends upon |
A.
The radius of the sphere
B.
Quantity of charge
C.
The intensity of the electric field
D.
All of the above |
| 4 |
mho m-1 is the SI unit of. |
A.
Conductance
B.
Conductivity
C.
Resistance
D.
Resistivity |
| 5 |
Two pont charges A and B are separated by 10 m. If the distance between tehm is reduced to 5 m. the force exerted on each. |
A.
Decrease to half its original value
B.
Increase to twice the original value
C.
Increase four times to its original value
D.
Decreases to one quarer of its original value |
| 6 |
The potential gradient is a. |
A.
Scalar
B.
Power
C.
Vector
D.
Energy |
| 7 |
If we move away from a charge, the magnitude of electric intensity will |
A.
Decrease
B.
Increase
C.
Zero
D.
Remain Constant |
| 8 |
In wheatstone bridge all the four arms have equal resistanc eR. If the resistance of galvanometer arm is also R the equivalent resistance of the combination |
A.
R
B.
R/4
C.
R/2
D.
2R |
| 9 |
A wheatstone bridge consts of ......resistors. |
A.
3
B.
4
C.
2
D.
5 |
| 10 |
Electron -vold is a unit of. |
B.
Energy
C.
Potential
D.
Capacitance |
Test Questions