Why do we hear more clearly in a room with curtains than in a room without curtains ?
The dark old room was closed for a long time but once the curtains were removed slightly, the sunlight entered the room and whole of the room got illuminated. The effect by which the whole room gets illuminated is known as?
A dark old room was closed for a long time. Once the curtains were removed slightly, the sunlight entered the room and its complete path was illuminated. What is this effect termed as?
Question 6
A curtain is hanging at the entrance of a room. A long corridor runs at right angles to the door, that is parallel to the curtain. If a strong wind blows along the corridor, the curtain will
(a) Get pushed inside the room
(b) Get pushed outside the room.
(c) Get collected towards one end/swirled.
(d) Remain unaffected.