PROPERTIES OF LIGHT CHAPTER 1
15. We can see objects in a bright room because:
(a) the objects give off light lo the air
O the objects reflect the light falling on them
(c) the objects send light away from our eyes
(d) our eyes give off light to the objects

Suppose that the world price of steel is $100 a ton, india does not trade internationally, and the equilibrium price of steel in india is $60 a ton. suppose that india now begins to trade internationally. the price of steel in india the quantity of steel produced in india a. does not change; does not change b. falls; increases c. falls; decreases d. rises; decreases e. rises; increases the quantity of steel bought by india india steel. a. increases; exports b. decreases; imports c. decreases; exports d. does not change; neither imports nor exports e. increases; imports