Physic
1. Q: Which two colours can be mixed to make green?
a. Yellow and Black
b. Yellow and Blue
c. Orange and violet
d. Purple and Yellow
Ans: b. Yellow and Blue
2. Q: The unit of momentum is
a. m/s2
b. kg-m/s2
c. m/s
d. None of these
Ans: d. None of these
3. Q: A man see the engine sitting comes in a vehicle. He threw a coin which comes down to his back. Vehicle is running
a. Moving towards ahead in a constant speed
b. Moving toward behind in a constant speed
c. Moving towards ahead in an acceleration
d. Moving towards ahead in a retardation
Ans: c. Moving towards ahead in an acceleration
4. Q: A wooden piece floats in water. What characteristics performed by wooden piece in alcohol?
a. Float up to alcohol
b. Remain same position
c. Immersed in alcohol
d. Immerse and uplift
Ans: d.Immerse and uplift
5. Q: The unit of power is
a. Watt per second
b. Joule
c. Kilo joule
d. Watt
Ans: d. Watt
6. Q: Camera is an optical instrument which are use to
a. Convex lens
b. Concave lens
c. Cylindrical lens
d. None of these
Ans: a. Convex lens
7. Q: What is the SI unit of energy ?
a. Watt
b. Joule
c. Pascal
d. Newton
Ans: b. Joule
8. Q: How many calories are there in one kilo-calorie?
a. 2000
b. 1500
c. 1000
d. 500
Ans: c. 1000
9. Q: What is absolute zero on Celcius scale?
a. -273 degree C
b. 273 degree C
c. -373 degree C
d. 373 degree C
Ans: a. -273 degree C
10. Q: What is the freezing point of water on Fahrenheit scale?
a. 0 degree C
b. 100 degree C
c. 32 degree F
d. 0 degree F
Ans: c. 32 degree F