Question : The dimensional formula for universal gravitational constant is

Option 1: M^-1L³T²

Option 2: ML²T^-2

Option 3: M^-2

Option 4: M^-1L³T^-2

Question : The volume of air in a room is 204 m³. The height of the room is 6 m. What is the floor area of the room?

Option 1: 32 m²

Option 2: 46 m²

Option 3: 44 m²

Option 4: 34 m²

Question : Find the area of a circle whose radius is equal to the side of a square whose perimeter is 196 m.

Option 1: 7457 m²

Option 2: 7546 m²

Option 3: 6477 m²

Option 4: 8844 m²

Question : If (x – 8)² – (x + 8)² = 0. What is the value of x?

Option 1: 1

Option 2: 32

Option 3: 0

Option 4: –32

Question : What is the area of a triangular flower bed of a garden whose perimeter is 20 m and two sides are 5 m and 6 m?

Option 1: $10 \sqrt{2}$ m²

Option 2: $2 \sqrt{10}$ m²

Option 3: $5 \sqrt{2}$ m²

Option 4: $4 \sqrt{5}$ m²