More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
1st Year Fsc Physics Online Test MCQs With Answers
Question # 1
Sound waves can not be
Choose an answer
Reflected
Refracted
Polarized
Diffracted
Previous
Skip
Next
Question # 2
A Carnot engine has an efficiency of 50% when its sink temperature is at 27
o
C. The temperature of source.
Choose an answer
273
o
C
300
o
C
327
o
C
373
o
C
Previous
Skip
Next
Question # 3
the shortest distance between two points is called.
Choose an answer
Speed
Acceleration
Distance
Displacement
Previous
Skip
Next
Question # 4
The light signal in Opticla fiber must be regenerated by advice called.
Choose an answer
Regenerator
Generator
Repeater
Diode
Previous
Skip
Next
Question # 5
One mile is equal to
Choose an answer
1.625 km
1.609 km
1.325 km
1.850 km
Previous
Skip
Next
Question # 6
The area between velocity time graph and the time axis is numerically equal to.
Choose an answer
?Speed of object
Distance covered by the object
Average velocity of the object
Acceleration of the object.
Previous
Skip
Next
Question # 7
X-ray diffraction has been very useful in determining the structure of
Choose an answer
Hemoglobin
Stars
Galaxies
Stones
Previous
Skip
Next
Question # 8
The minimum distance from eye at which an object appears to be distinct is
Choose an answer
Near point
Focal length
Image distance from lens
Object distance from lens
Previous
Skip
Next
Question # 9
When two waves having same frequency traveling in same direction combine, phenomenon is called
Choose an answer
Wave motion
Combination of waves
Interference
Diffraction
Previous
Skip
Next
Question # 10
The acceleration of a projectile along x axis is.
Choose an answer
Zero
Increase
Decrease
Equal to 'g'
Previous
Skip
Next
Question # 11
Which of the following is a set of supplementary units
Choose an answer
Radian and kilogram
Radian and Steradian
Steradian and time
Mole and radian
Previous
Skip
Next
Question # 12
With increase of temperature, speed of sound.
Choose an answer
Remains constant
Becomes zero
Decreases
Increases
Previous
Skip
Next
Question # 13
When sound waves enter in different medium, the quantity that remains unchanged is.
Choose an answer
Intensity
Speed
Frequency
Wave length
Previous
Skip
Next
Question # 14
In stationary waves, the velocity of particle at the node is.
Choose an answer
Maximum
Infinite
Zero
Varible
Previous
Skip
Next
Question # 15
The work done is isochoric process is.
Choose an answer
Constant
Variable
Zero
Depend upon condition
Previous
Skip
Next
Question # 16
If 'N' is number of lines rule don the grating having length 'L' then grating element 'd' is given by.
Choose an answer
N/L
2N/L
L/N
N/2L
Previous
Skip
Next
Question # 17
The study of fluid dynamics is
Choose an answer
Easy
Complicated
Impossible
None of these
Previous
Skip
Next
Question # 18
If the pressure of a gas is doubled, then speed of sound is.
Choose an answer
Doubled
Become half
Not affected
Increases by four times
Previous
Skip
Next
Back