ETS DP014_TRIAL 1

What is the SI unit of work?

• N m^-2

• kg m^-2

• J s^-1

• kg m² s^-2

Which pair of the quantities have the SAME unit?

• Energy and force

• Energy and Work

• Energy and power

• Work and power

Which of the following pairs of physical quantity and SI unit are CORRECT?

• Mass (gram)

• Time (hour)

• Length (meter)

• Electric current (mA)

"𝐈𝐭 𝐡𝐚𝐬 𝐛𝐨𝐭𝐡 𝐝𝐢𝐫𝐞𝐜𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐦𝐚𝐠𝐧𝐢𝐭𝐮𝐝𝐞". Which pair of physical quantitates below is referring to this statement?

I. Displacement

II. Work

III. Energy

IV. Force

V. Speed

• I

• I and IV

• I, II and III

• II, III and V

Which of the following pairs is the unit of basic quantities?

• s and N

• K and kg

• kg and km

• A and g

Which of the following is TRUE about derived quantities?

• a quantity that remain unchanged.

• the quantity of motion of a moving body

• combination of two or more base quantities

• it has magnitude of only

Which of these quantity is NOT a vector quantity?

• Displacement

• Area

• Velocity

• Acceleration

Which of the following groups are vector quantities?

• Velocity, Displacement, Energy

• Momentum, Acceleration, Area

• Weight, Momentum, Displacement

• Energy, Area, Power

Which of the following list consist only scalar quantities?

• Velocity, Displacement, Energy

• Momentum, Acceleration, Area

• Weight, Momentum, Displacement

• Energy, Area, Power

“the process of splitting up a vector into two perpendicular component parts”. The statement is about _____________.

• resolving vector

• resultant vector

• vector component

• vector quantity