Parallel connection
Series connection
Combination of series and parallel connections
Series connection within each room and parallel connection elsewhere
remains the same
becomes double
becomes half
becomes zero
Angular momentum
Torque
Work
Force
Visible lights
X rays
Ultrasonic waves
Infra red rays
10°
15°
20°
25°
Fission reaction
Fusion reaction
Chemical reaction
None of these
avoid steering the telescope against the Earth’s motion
avoid light pollution from the Earth’s populated areas
avoid the absorption of light or other radiations in the atmosphere of the Earth
get closer to the observed objects
mass is a variable quantity, whereas weight is constant
mass is a measure of the quantity of matter, whereas weight is force
mass is constant but weight increases as the body moves from the Poles to the equator
mass varies very little at different places, whereas weight varies a lot
its weight remains unchanged
it becomes completely weightless
its weight decreases
its weight increases
+ V
- V
+ U
- U
