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Physics 914 MCQs [All-Courses]

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Physics is a core science subject that deals with the study of matter, energy, motion, force, heat, light, electricity, magnetism, and modern physics concepts. It plays a vital role in competitive exams such as PPSC, FPSC, NTS, OTS, KPPSC, BPSC, AJKPSC, CSS, and PMS, where questions test conceptual understanding, numerical problem-solving, and application of laws and formulas. 

All Topics  914

The sensitivity of a galvanometer is given by__________________?
A C/BAN
B CAN/B
C BAN/C
D ABC/N
Correct Answer: C/BAN
Which one is venturi relation ?
A P1 – P2 = 1/2 ρV22
B V2 = 2g (h1-h2)
C P = 1 /2ρV2 = ρgh = constant
D A1 V1 = A2 V2 = constant
Correct Answer: P1 – P2 = 1/2 ρV22
The deflection for 50 division of galvanometer is decreased to 25 divisions by shunt resistance of 12Ω. Galvanometer resistance is_____________?
A 18Ω
B 30Ω
C 24Ω
D 12Ω
Correct Answer: 12Ω
Ideal fluid is_______________?
A Non-viscous
B Incompressible
C Steady flow
D Possess all properties
Correct Answer: Possess all properties
The magnetic field strength of solenoid is__________________?
A B = μNI
B B = μN/I
C B = μnI
D Both B and C
Correct Answer: Both B and C
The effect of the decrease in pressure with the increase of the speed of the fluid in a horizontal pipe is known as______________?
A Bernoulli effect
B Torricelli effect
C Venturi effect
D Stokes effect
Correct Answer: Venturi effect
Value of permeability of free space in SI units is___________________?
A 4πx10-9 WbA-1m-1
B 4πx10-7 WbA-1m-1
C 4πx10-10 WbA-1m-1
D 4πx10-8 WbA-1m-1
Correct Answer: 4πx10-7 WbA-1m-1
A chimney works best if air exposed to the chimney is______________?
A Stationary
B Moving
C Moving slowly
D Moving fast
Correct Answer: Moving
The charged particle enters the uniform magnetic field in such a way that its initial velocity is not perpendicular to the field the orbit will be__________________?
A a circle
B a spiral
C an ellipse
D helix
Correct Answer: helix
The instrument used to measure blood pressure is called____________?
A Venturimeter
B Blood pressure
C Sphygmomanometer
D Sonometer
Correct Answer: Sphygmomanometer
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