10 Questions
What is the correct mathematical representation for the third condition of equilibrium?
Σr = 0
When lifting a 5 kg object through a height of 10 m above the ground, how much work is done against gravity?
100 J
If a force of 15 N is applied at an angle of 60° with the horizontal, what is the vertical component of this force?
8 N
In the context of work done, when is the total work done by all the forces acting on a body zero?
When the net force acting on the body is zero
What condition must be met for a body to be in equilibrium?
Acceleration is zero
Which of the following is a vector quantity related to force components?
Displacement
What is the SI unit of thermal conductivity?
W m K
In terms of forces, what does equilibrium mean?
Equilibrium
Which substance has a large value of specific heat?
Water
How many perpendicular components does a force have?
3
Test your knowledge with this full book MCQs quiz covering all important concepts in Physics. This quiz consists of multiple-choice questions with a time limit of 35 minutes and a total of 20 marks.
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