Question Detail

The ejection of electrons when a metal surface is irradiated is known as

Black body radiation
Photoelectric effect
Zeeman effect
Atomic spectrum

Answer: Option B

Similar Questions :

1. What is Calcium sulphate ?

epsom salt
blue vitriol
gypsum salt
potash alum

Answer: Option C

2. Biogas majorly contains ?

Ethane
Methane
Hydrogen
CO

Answer: Option B

3. Nail polish remover contains ?

benzene
acetic acid
acetone
petroleum ether

Answer: Option C

4. Water drops are spherical because of ?

viscosity
density
polarity
surface tension

Answer: Option D

5. Contact lenses are made from ?

Polyvinyl chloride
Teflon
Polystyrene
Lucite

Answer: Option A

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