1
What is the SI unit of force?
A
Joule
B
Newton
✅
C
Watt
D
Pascal
2
Speed is a _____ quantity.
A
Vector
B
Scalar
✅
C
Both
D
Neither
3
What is the acceleration due to gravity?
A
8.9 m/s²
B
9.8 m/s²
✅
C
10.8 m/s²
D
7.8 m/s²
4
Which law states F=ma?
A
First law
B
Second law
✅
C
Third law
D
Law of gravitation
5
Light travels fastest in:
A
Water
B
Glass
C
Vacuum
✅
D
Air
6
What is the unit of power?
A
Newton
B
Joule
C
Watt
✅
D
Ampere
7
Momentum is:
A
Mass × Velocity
✅
B
Mass × Acceleration
C
Force × Time
D
Force × Distance
8
Which is not a type of energy?
A
Kinetic
B
Potential
C
Thermal
D
Newton
✅
9
frequency is measured in:
A
Meters
B
Seconds
C
Hertz
✅
D
Watts
10
What is the formula for work?
A
F × d
✅
B
F × t
C
m × v
D
m × a
11
Sound cannot travel through:
A
Air
B
Water
C
Vacuum
✅
D
Metal
12
Which is a vector quantity?
A
Speed
B
Mass
C
Displacement
✅
D
Time
13
What does KE stand for?
A
Kinetic Energy
✅
B
Kelvin Energy
C
Key Energy
D
Kilo Energy
14
Ohm is the unit of:
A
Current
B
Voltage
C
Resistance
✅
D
Power
15
1 km = ?
A
100 m
B
1000 m
✅
C
10000 m
D
10 m
16
Who discovered gravity?
A
Einstein
B
Newton
✅
C
Galileo
D
Tesla
17
What is inertia?
A
Force
B
Resistance to change in motion
✅
C
Energy
D
Acceleration
18
Which has no unit?
A
Force
B
Energy
C
Refractive index
✅
D
Power
19
Pressure = ?
A
Force/Area
✅
B
Force×Area
C
Mass/Volume
D
Energy/Time
20
What is absolute zero?
A
0°C
B
-273°C
✅
C
-100°C
D
100K
21
Convex lens forms:
A
Only virtual images
B
Only real images
C
Both real and virtual
✅
D
No images
22
Density = ?
A
Mass × Volume
B
Mass / Volume
✅
C
Volume / Mass
D
Mass + Volume
23
Electric current is measured in:
A
Volts
B
Ohms
C
Amperes
✅
D
Watts
24
Which law relates pressure and volume?
A
Newton's law
B
Boyle's law
✅
C
Ohm's law
D
Hooke's law
25
What is the speed of sound in air?
A
340 m/s
✅
B
300 m/s
C
3×10⁸ m/s
D
1500 m/s
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