Applied Physics important Objective questions answers – MCQsBy: Prof. Dr. Fazal Rehman | Last updated: April 16, 2025 12 Score: 0 Attempted: 0/12 Subscribe 1. Origin is the point of intersecting of ______ coordinate axes: (A) One (B) Two (C) Three (D) Four 2. According to the equation of continuity, when water falls its speed _______, while its cross-sectional area decreases: (A) Increases (B) Decreases (C) Remains same (D) Different 3. During the measurement of quantities, how many errors occur? (A) 5 types (B) 4 types (C) 3 types (D) 2 types 4. Mass energy of an electron at rest is: (A) 1.02 MeV (B) 0.511 KeV (C) 0.511 MeV (D) 2.02 MeV 5. A unit vector has _______ only: (A) Magnitude (B) Distance (C) Displacement (D) None of the above 6. If layers of fluid have no frictional force between them, then it is known as: (A) Viscous (B) Non-viscous (C) Incompressible (D) Both A and B 7. Which quantities are used to describe laws of physics? (A) Atomic quantities (B) Nuclear quantities (C) Mechanical quantities (D) Physical quantities 8. In a cathode ray oscilloscope, spots are formed on the screen having: (A) Anode (B) Cathode (C) Grid (D) Matrix 9. If the value of the moment arm is zero, then the torque produced will be: (A) 1 (B) 0 (C) Doubled (D) Decreased 10. The Venturi relation is one of the applications of: (A) Equation of continuity (B) Bernoulli’s equation (C) Light equation (D) Speed equation 11. Units given by the system international for measuring physical quantities are called: (A) SI units (B) IS units (C) S units (D) I units 12. The magnetic field outside a solenoid is: (A) Zero (B) Strong (C) Infinite (D) Negligible Related Posts:Applied Physics Past Papers and important QuestionsPsychology MCQs Objective Questions AnswersSoftware Architecture Objective Questions AnswersComputer Graphics Objective Questions AnswersMultiple Choice Questions of Applied PhysicsApplied Physics Multiple Choice Questions