Dynamics MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Master Dynamics with Expert Online Physics Exams
Enhance your understanding of Dynamics with advanced online physics exams designed to boost your preparation. These resources cover essential basic physics concepts and delve into the complexities of forces, motion, and acceleration. Utilize practice tests and MCQ answers to deepen your knowledge and excel in your studies. Special attention to force and motion MDCAT MCQs can provide a significant advantage in mastering the dynamics of physical systems.
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In dynamics, the term ‘friction’ refers to:
A. The resistance to motion between two surfaces in contact
B. The force that propels an object forward
C. The force that acts in the direction of motion
D. The force exerted by a fluid
Answer: The resistance to motion between two surfaces in contact
The force that causes an object to follow a curved path is called:
A. Centripetal force
B. Centrifugal force
C. Gravitational force
D. Frictional force
Answer: Centripetal force
The impulse-momentum theorem states that the impulse on an object is equal to its:
A. Change in momentum
B. Change in kinetic energy
C. Change in potential energy
D. Work done
Answer: Change in momentum
Impulse is defined as:
A. Change in momentum
B. Force multiplied by distance
C. Work done
D. Change in velocity
Answer: Change in momentum
The force of friction always acts in a direction:
A. Opposite to the direction of motion
B. In the direction of motion
C. Perpendicular to the direction of motion
D. At an angle to the direction of motion
Answer: Opposite to the direction of motion
In circular motion, the centripetal force is always:
A. Directed towards the center of the circular path
B. Directed away from the center of the circular path
C. Tangential to the path of motion
D. Equal to the gravitational force
Answer: Directed towards the center of the circular path
The work-energy theorem states that the work done by a net force on an object is equal to its:
A. Change in kinetic energy
B. Change in potential energy
C. Change in momentum
D. Change in velocity
Answer: Change in kinetic energy
In an inelastic collision, the total kinetic energy of the system:
A. Decreases
B. Increases
C. Remains constant
D. Becomes zero
Answer: Decreases
The energy stored in a system due to its position or configuration is known as:
A. Potential energy
B. Kinetic energy
C. Thermal energy
D. Mechanical energy
Answer: Potential energy