Trial UPS
Quiz
•
Physics
•
University
•
Medium
NURUL BM
Used 145+ times
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is FALSE about dimensional analysis?
Technique or method in which the physical quantity can be expressed in terms of combination of basic quantities.
A measure of physical quantity (without numerical values)
Dimension on the left hand side of an equation (L.H.S.) equals to the dimension on the right hand side of an equation (R.H.S)
Dimensions can be added or subtracted
Answer explanation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the dimension of π?
L⁻¹T
ML⁻¹
ML⁻²
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following quantities is a scalar quantity?
Displacement
Work
Velocity
Force
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate average velocity?
A time interval divided by a change of displacement
A time interval multiply by a change of displacement
A change of displacement divided by a time interval
Addition of a time interval and a change of displacement.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rate of change of velocity is called...
Acceleration
Force
Speed
Distance
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following represents the displacement?
area under acceleration-time graph
area under velocity-time graph
gradient under acceleration-time graph
gradient under velocity-time graph
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A projectile is launched from the ground. Assuming that air resistance is negligible, which of the following statements is FALSE?
The motion involves constant velocity along the horizontal and constant acceleration along the vertical.
The vertical component of the velocity along the motion is constant.
The horizontal component of the velocity along the motion is constant.
The path made by the projectile is a parabolic.
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