A lunar eclipse occurs only on a
New moon day
No moon day
Full moon day
All of these
Find out the odd one.
Sun
Moon
Candle
Bulb
A tube light is a
hot source
cold source
incandescent source
LED
Opaque objects casts
a dark shadow
a weak shadow
no shadow
Which one of the following is not a translucent medium?
Waxed paper
Tracing paper
Black paper
Grounded glass
A solar eclipse occurs only a
on day time
An example of bioluminescence is
a torch
a burning candle
a table lamp
jugnu
Light is a form of
work
energy
power
Heat
Umbra is a region of
partial darkness
partial brightness
complete brightness
complete darkness
Light causes
sensation of heat
sensation of vision
sensation of sound
Sensation of force