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# SS3 second Term physics past questions and answers

## SS3 second Term physics past questions and answers

SS3 physics questions with options and answers:

Question: What is the SI unit of power?

A) Newton
B) Joule
C) Ampere
D) Watt
Question: Which law states that the total electric flux through a closed surface is equal to the charge enclosed by the surface divided by the permittivity of free space?

A) Gauss's Law for Electricity
B) Faraday's Law of Electromagnetic Induction
C) Ampere's Law
D) Ohm's Law
Answer: A) Gauss's Law for Electricity
Question: What is the unit of measurement for capacitance?

A) Ohm
C) Henry
D) Volt
Question: Which of the following is an example of a non-contact force?

A) Friction
B) Tension
C) Gravity
D) Magnetic force
Question: What is the formula for density?

A) D = \frac{m}{V}D=
V
m
​

B) D = \frac{V}{m}D=
m
V
​

C) D = \frac{m}{a}D=
a
m
​

D) D = \frac{a}{m}D=
m
a
​

V
m
​

Question: Which color has the highest frequency in the visible light spectrum?

A) Red
B) Blue
C) Green
D) Yellow
Question: What is the relationship between current, voltage, and resistance in Ohm's Law?

A) V = IRV=IR
B) I = \frac{V}{R}I=
R
V
​

C) R = \frac{V}{I}R=
I
V
​

D) P = IVP=IV
R
V
​

Question: What happens to the buoyant force on an object immersed in a fluid when it is fully submerged?

A) Increases
B) Decreases
C) Remains the same
D) Becomes zero
Question: Which type of electromagnetic waves has the shortest wavelength?

B) Microwaves
C) X-rays
D) Infrared rays
Question: What is the conservation law associated with angular momentum?

A) Conservation of Energy
B) Conservation of Mass
C) Conservation of Angular Momentum
D) Conservation of Linear Momentum
Answer: C) Conservation of Angular Momentum
Question: In the context of wave motion, what is the amplitude of a wave?

A) The distance between two consecutive crests
B) The distance between two consecutive troughs
C) The maximum displacement from the equilibrium position
D) The speed of the wave
Answer: C) The maximum displacement from the equilibrium position
Question: What is the purpose of a transformer in an electrical circuit?

A) To increase current
B) To decrease voltage
C) To increase voltage
D) To decrease resistance
Question: Which law of thermodynamics states that energy cannot be created or destroyed, only transferred or converted?

A) Zeroth Law
B) First Law
C) Second Law
D) Third Law
Question: What is the SI unit of magnetic flux?

A) Weber
B) Tesla
C) Ampere-turn
D) Henry
Question: What is the critical angle in optics?

A) The angle of incidence equal to the angle of reflection
B) The minimum angle of incidence for total internal reflection
C) The angle at which light passes through a lens
D) The angle at which diffraction occurs
Answer: B) The minimum angle of incidence for total internal reflection
Question: Which law of thermodynamics states that the entropy of any isolated system always increases over time?

A) Zeroth Law
B) First Law
C) Second Law
D) Third Law
Question: What is the unit of measurement for magnetic field strength?

A) Tesla
B) Henry
C) Gauss
D) Weber
Question: What is the principle behind a simple pendulum's period of oscillation?

A) Hooke's Law
B) Archimedes' Principle
C) Pascal's Law
D) Boyle's Law
Question: What is the wavelength of a wave with a frequency of 20 Hz and a speed of 340 m/s?

A) 17 m
B) 10 m
C) 5 m
D) 8.5 m