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Physics
Which of the following is a vector quantity?
A
Distance
B
Speed
C
Mass
D
Velocity
Correct Answer
D
Physics
Which mirror is used as a vehicle side mirror?
A
Plane Mirror
B
Convex Mirror
C
Concave Mirror
D
Cylindrical Mirror
Correct Answer
B
Physics
What is the SI unit of power?
A
Joule
B
Newton
C
Watt
D
Volt
Correct Answer
C
Physics
What is the value of acceleration due to gravity on Earth?
A
5.8 m/sĀ²
B
9.8 m/sĀ²
C
12 m/sĀ²
D
15 m/sĀ²
Correct Answer
B
Physics
Speed is equal to:
A
Distance Ć Time
B
Distance Ć· Time
C
Time Ć· Distance
D
Mass Ć Velocity
Correct Answer
B
Physics
Which color has the longest wavelength?
A
Violet
B
Blue
C
Green
D
Red
Correct Answer
D
Physics
What is the SI unit of energy?
A
Watt
B
Newton
C
Joule
D
Volt
Correct Answer
C
Physics
Which instrument is used to measure electric current?
A
Voltmeter
B
Ammeter
C
Barometer
D
Thermometer
Correct Answer
B
Physics
What is the SI unit of force?
A
Joule
B
Watt
C
Newton
D
Pascal
Correct Answer
C
Physics
The melting point of ice at normal atmospheric pressure is ______?
A
0 Ā°C
B
0 K
C
100 Ā°C
D
Both 'a' and 'b'
Correct Answer
A