The first exam on unit 1
0.6hm=......cm
6×10^5
6×10^2
6×10^3
The dimensional formula of area (A=length×width) is
L^2
L^3
L
The dimensional formula of (P.E=m g h ) , where (g) acceleration, (h) height , is ..
M L^-2 T^-2
M L T^-1
M L^2 T^-2
............is fundamental quantity
Temperature
Quantity of heat
Heat pressure
The dimensional formula of force (F=m a )is....
M L T^-1
M L^2 T^-2
M L T^-2
The equation (d = Vi t + 1/2 a t)
Possible
Impossible
If X=YZ where the dimensions of X = M L2 T-1 and Z= M L T-1 ,so the dimensions of (Y) are ...
ML°T°
M°LT°
MLT^-1
3×102 kg = ........ Ton
3x10^-2
3x10^-1
3x10^2
The relation (Volume of a sphere=4/3πr3)
Possible
Impossible
If the dimensional formula of A and B are M and LT-1 respectively.
The dimensional formula of C if : C=3/2 BA2
MLT
ML^2 T^-2
M^2LT^-1
A student measures a volume of cube where the relative error of length of one side is 0.01 and its side length 5cm , so the absolute error in this case is ...
375
0.03
3.75
375
0.03
3.75
The absolute error is equal to the relative error when
The absolute error=1
The real value =1
The relative error=1
The absolute error=1
The real value =1
The relative error=1
If the absolute error of length is 0.1 and the actual value is 10 cm , so the measured value is ....
10.1 cm
9.9 cm
All of the previous
10.1 cm
9.9 cm
All of the previous
From the opposite figure , what is the area of the circle? 
~236
~1212
~4848
~236
~1212
~4848
the pointer of minutes move ten minutes, what is the displacement that covered by this pointer?
Zero
r
r√2
Zero
r
r√2
If the vector product of two vectors A^B=C , then A . C =....
Zero
Vector B
no correct answer
Zero
Vector B
no correct answer
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Exam Test Quiz Exams Tests Quizzes اختبار امتحان اختبارات امتحانات كويز كويزات
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