Mechanical Terms and Energy Concepts Quiz

What is the SI unit of displacement?

• Kilograms

• Seconds

• Metres

• Litres

What is the result of displacement when directions are opposite?

• It is added

• It is subtracted

• It is multiplied

• It remains unchanged

Which of the following is NOT a characteristic of displacement?

• It is a vector quantity

• It is measured in metres

• It is the total distance traveled

• It represents change in position

What is the rate of change of distance called?

• Velocity

• Speed

• Acceleration

• Force

Which of the following is NOT a unit of speed?

• m/s

• km/h

• m/s²

• mph

Velocity is a type of which quantity?

• Scalar

• Vector

• Mass

• Time

What happens to the velocity of a body if it travels faster?

• It decreases

• It remains the same

• It increases

• It becomes zero

Which of the following is NOT a unit of velocity?

• m/s

• km/h

• m/s²

• mph

What is the primary difference between speed and velocity?

• Speed includes direction

• Velocity includes direction

• Speed is a vector

• Velocity is a scalar

What is the rate of change of velocity called?

• Speed

• Acceleration

• Distance

• Time