The velocity of sound in moist air is more than in dry air because the moist air has

• less pressure than dry air

• more density than dry air

• more pressure than dry air

• less density than dry air

Internal economics

• arise when there is expansion in internal trade

• arise in an economy as it makes progress

• accrue to a firm when it expands its ouput

• arise when there is expansion in an industry

The least penetrating power ray is

• γ - Ray

• α - Ray

• X - Ray

• β - Ray

The award given for outstanding performance in sports is

• Dronacharya Award

• Padma Shri Award

• Bharat Ratna

• Arjuna Award

Gross National Product - Depreciation Allowance = ?

• Personal Income

• Net National Product

• Per Capita Income

• Gross Domestic Product