- (A) Increases linearly with V
- (B) Decreases linearly with V
- (C) Decreases as V2
- (D) None of these
Exam preparation MCQs with answers
Practice Pakistan's most useful MCQs for competitive exams
Prepare for NTS, PPSC, FPSC and subject-wise tests with fresh multiple choice questions, clear options and quick answer reveal.
Latest MCQs
- (A) Copper
- (B) Tungsten
- (C) Chromium
- (D) Aluminium
- (A) 0.5
- (B) 1
- (C) 1/3
- (D) 2/3
- (A) Highly viscous fluid
- (B) Very narrow passages
- (C) Very slow motion
- (D) None of these
- (A) Greatly affected by moderate changes in pressure
- (B) Greatly affected only by moderate changes in temperature
- (C) Not affected with moderate change in temperature & pressure
- (D) Sensible to changes in both temperature & pressure
- (A) Very low speeds
- (B) Smaller discharge
- (C) Higher capital &maintenance cost
- (D) High vibrations
- (A) Provided in the discharge line
- (B) Generally a globe valve
- (C) Provided to prevent liquid from backing up through the pump when the pump is turned off or accidently stops running
- (D) All
- (A) 1/D
- (B) 1/D2
- (C) 1/D5
- (D) D2
- (A) 100
- (B) 200
- (C) 320
- (D) 160
- (A) Velocity and relative roughness
- (B) Head loss and velocity
- (C) Reynold number, relative roughness and head loss
- (D) Reynolds number and friction factor
