Physical Quantities ( SSS 2 Week 1)

Which of the following is not a fundamental S.I unit?

• Radian

• Ampere

• Kelvin

• Meter

Which of the following is a derived unit?

• Kilogram

• Meter

• Kelvin

• Newton

Which of the following is a fundamental unit?

• Newton

• Joule

• Meter

• Ampere

The international agreed system of units (S.I) for physical measurements are?

• Ib, ft, s

• g, m, s

• Kg, m, s

• Kg, cm, s

The unit of moment of a couple is measured in

• Nm

• Nm-¹

• Nm²

• Nm-²

Which of the following quantities has the same unit as the Watt?

• force × time

• force × distance

• force × acceleration

• force × velocity

The physical quantity that has the same dimensions as impulse is?

• Energy

• Momentum

• Surface tension

• Pressure

The dimensions of surface tension are

• MT²L-¹

• M-¹T²L-¹

• MT-²

• M²T-²

The dimension of viscosity area

• M²L-¹T-¹

• ML-¹T-¹

• M-¹L-¹T-¹

• MLT-¹

At what respective values of x, y and z would the unit of force, the newton, be dimensional equivalent to M^xL^yT^z?

• -1, 1, 2

• 1, 1, -2

• 1, -1, 2

• -1, 1, -2