PINNACLE CLASSES, SAMBALPUR

Which of the following is not the name of a physical quantity?

• (a) Kilogram

• (b) Impulse

• (c) Energy

• (d) Density

Light year is the unit of

• (a) Speed

• (b) Mass

• (c) Distance

• (d) Time

For 10^{(at +3)}, the dimension of ‘a’ is

• (a) M⁰L⁰T⁰

• (b) M⁰L⁰T¹

• (c) M⁰L⁰T^-1

• (d) None

The dimensions of universal gravitational constant are

• (a) M^-1L³T^-2

• (b) M^-1L³T^-1

• (c) M^-1L^-1T^-2

• (d) M^-2L²T^-2

The value of G = 6.67 x 10^-11NM²(kg)^-2. Its numerical value in CGS system will be:

• (a) 6.67 x 10^-8

• (b) 6.67 x 10^-6

• (c) 6.67

• (d) 6.67 x 10^-5