Question : Which law states that with constant taste and preference, the proportion of income spent on food stuff diminishes as income increases?

Option 1: Say's Law

Option 2: Griffin's Law

Option 3: Gresham's Law

Option 4: Engel's Law

Question : The law of demand is based on:

Option 1: Manufacturer's preference

Option 2: Seller's preference

Option 3: Supplier's preference

Option 4: Consumer's preference

Question : In 1834, who proposed a law that states that the current induced by a change in flow opposes the effect of creating the change?

Option 1: David Brewster

Option 2: Henry Moseley

Option 3: Christian Johann Doppler

Option 4: Heinrich Friedrich Lenz

Question : The third stage of the law of variable proportion is called:

Option 1: negative return

Option 2: positive return

Option 3: constant return

Option 4: increasing return

Question : The Newton's First law is also called as:

Option 1: Law of moments

Option 2: Law of interia

Option 3: Law of energy

Option 4: law of momentum