6. The SI unit of luminous intensity is:
a) Lumen
b) Candela
c) Lux
d) Watt
Answer: b) Candela
7. The SI unit of amount of substance is:
a) Mole
b) Gram
c) Liter
d) Kelvin
Answer: a) Mole
8. The SI unit of electric charge is:
a) Ampere
b) Coulomb
c) Volt
d) Ohm
Answer: b) Coulomb
9. The SI unit of energy is:
a) Joule
b) Watt
c) Newton
d) Pascal
Answer: a) Joule
10. The SI unit of power is:
a) Joule
b) Watt
c) Newton
d) Kilogram
Answer: b) Watt