SS1 Second Term Physics Past Questions And Answers
20 SS1 second term Physics questions with options and answers:
Question: What is the formula for calculating the work done?
A) Work = Force × Distance
B) Work = Mass × Acceleration
C) Work = Power × Time
D) Work = Energy × Time
Answer: A) Work = Force × Distance
Question: Which of the following is a derived unit?
A) Meter (m)
B) Kilogram (kg)
C) Newton (N)
D) Joule (J)
Answer: D) Joule (J)
Question: What is the SI unit of power?
A) Watt (W)
B) Joule (J)
C) Newton (N)
D) Kilogram (kg)
Answer: A) Watt (W)
Question: According to the law of conservation of momentum, in the absence of external forces, the total momentum of a system remains:
A) Constant
B) Increasing
C) Decreasing
D) Zero
Answer: A) Constant
Question: Which type of energy is associated with an object’s position or condition?
A) Kinetic energy
B) Potential energy
C) Thermal energy
D) Mechanical energy
Answer: B) Potential energy
Question: The resistance of a conductor depends on its:
A) Length and current
B) Length and voltage
C) Diameter and voltage
D) Diameter and current
Answer: C) Diameter and voltage
Question: What is the formula for calculating electrical power?
A) Power = Voltage × Current
B) Power = Current × Resistance
C) Power = Voltage ÷ Current
D) Power = Resistance ÷ Current
Answer: A) Power = Voltage × Current
Question: Which color of light has the shortest wavelength?
A) Red
B) Green
C) Blue
D) Yellow
Answer: C) Blue
Question: In a concave mirror, where is the focus point located?
A) In front of the mirror
B) Behind the mirror
C) At the center of the mirror
D) On the mirror’s surface
Answer: A) In front of the mirror
Question: What is the law of conservation of charge?
A) Charge can be created or destroyed.
B) The total charge in an isolated system is constant.
C) Charge is always increasing in a closed system.
D) Charge is constant only in conductors.
Answer: B) The total charge in an isolated system is constant.
Question: What is the formula for calculating density in relation to weight and volume?
A) Density = Weight × Volume
B) Density = Mass ÷ Volume
C) Density = Weight ÷ Mass
D) Density = Volume ÷ Mass
Answer: B) Density = Mass ÷ Volume
Question: Which law states that the total pressure exerted by a confined fluid is equal in all directions?
A) Pascal’s Law
B) Boyle’s Law
C) Archimedes’ Principle
D) Bernoulli’s Principle
Answer: A) Pascal’s Law
Question: What is the purpose of an insulator in an electrical circuit?
A) To increase current flow
B) To decrease resistance
C) To prevent electric current flow
D) To enhance voltage
Answer: C) To prevent electric current flow
Question: The phenomenon of a substance changing directly from a solid to a gas without passing through the liquid phase is called:
A) Evaporation
B) Sublimation
C) Condensation
D) Fusion
Answer: B) Sublimation
Question: Which of the following is a renewable source of energy?
A) Coal
B) Natural Gas
C) Solar Power
D) Nuclear Power
Answer: C) Solar Power
Question: What is the purpose of a fuse in an electrical circuit?
A) To increase resistance
B) To regulate current
C) To prevent overloading
D) To amplify voltage
Answer: C) To prevent overloading
Question: The process by which a gas changes into a liquid is known as:
A) Evaporation
B) Condensation
C) Sublimation
D) Fusion
Answer: B) Condensation
Question: Which of Newton’s laws states that for every action, there is an equal and opposite reaction?
A) Newton’s First Law
B) Newton’s Second Law
C) Newton’s Third Law
D) Newton’s Law of Universal Gravitation
Answer: C) Newton’s Third Law
Question: What is the purpose of a capacitor in an electrical circuit?
A) To store electrical energy
B) To measure current
C) To increase resistance
D) To regulate voltage
Answer: A) To store electrical energy
Question: What is the main function of a concave lens?
A) To converge light rays
B) To diverge light rays
C) To reflect light
D) To focus light at a point
Answer: B) To diverge light rays.
