Physics Guess for FSc Part-1 Important Question

Physics Guess for FSc Part-1 Important Question. Here you will get Important Physics FSc Part-1 Important Guess Question for Annual Examination. With the help of these question you can pass your FSc Part-1 Physics examination paper.

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Section No : 02

VECTORS AND EQUILIBRIUM

• Explain the addition of vectors by rectangular component method.
• Define vector product of vectors. Give two examples for each. Write down its four characteristics.
• Define scalar product of vectors. Give two examples for each. Write down its four characteristics.

Section No : 03

MOTION AND FORCE

• Discuss the elastic collision of two smooth balls in one dimension and find their velocities after the collision.
• Define linear momentum. Give its S.I. unit. State and prove the law of conservation of linear momentum.

Section No : 04

WORK AND ENERGY

• Define gravitational field. Prove that work done in the earth’s gravitational field is independent of path followed.
• Discuss inter-conversion of potential and kinetic energies I the presence of friction.
• Define gravitational field. Show that the work done in gravitational field is independent of the path followed.
• Hence show that the work done in closed path is zero.

Section No : 05

CIRCULAR MOTION

• What are geostationary satellites?
• Calculate the radius of Geo-stationary orbit.
• How artificial gravity is provided in space satellites.
• Derive necessary relation for artificial gravity.
• Define centripetal force and derive an expression for it.

Section No : 06

FLUID DYNAMICS

• State the equation of continuity and derive its relation.
• State and prove Bernoulli’s equation.

Section No : 07

OSCILLATIONS

• Define simple harmonic motion. Derive the relation for instantaneous velocity for the projection of particle ‘p’ moving in a circle.
• Define simple harmonic motion. Show that energy is conserved for a body executing simple harmonic motion.
• Derive relation for K.E, P.E, and T.E of a mass ‘m’ attached to a spring of constant k. show that T.E is constant.

Section No : 08

WAVES

• What is Doppler’s effect?
• Find the apparent change in frequency when source is at rest and observer is moving.
• What are defects in Newton’s formula for speed of sound?
• How this formula was connected by Laplace?

Section No : 09

PHYSICAL OPTICS

• Describe young double slit experiment.
• Derive the expression for fringe spacing.
• Define diffraction of light.
• Explain diffraction of X-rays by crystal and derive Bragg’s Equation.
• Explain the working of Michelson’s interferometer.

Section No : 10

OPTICAL INSTRUMENTS

• Write down the construction and working of compound microscope.
• Derive a relation for its angular magnification.
• What is simple microscope?
• Derive relation for its angular magnification.

Section NO : 11

HEAT AND THERMODYNAMICS

• Prove that the absolute temperature of an ideal gas is directly proportional to the average transnational kinetic energy of gas molecules.
• Show that pressure exerted by the gas is directly proportional to the average transnational kinetic energy of gas molecules.
• Explain the working of a petrol engine and compare its efficiency with diesel engine.
• What is Carnot engine? Calculate its efficiency.
• Define Cp and Cv. Show that Cp – Cv = R