Q. What is the power dissipated in a 10Ω resistor carrying a current of 2A?
  • A. 20W
  • B. 30W
  • C. 40W
  • D. 50W
Q. What is the power dissipated in a 4 ohm resistor carrying a current of 3 A?
  • A. 12 W
  • B. 9 W
  • C. 6 W
  • D. 3 W
Q. What is the power dissipated in a resistor of 10 ohms carrying a current of 2 A?
  • A. 20 W
  • B. 10 W
  • C. 5 W
  • D. 40 W
Q. What is the power dissipated in a resistor of 5Ω carrying a current of 2A?
  • A. 5W
  • B. 10W
  • C. 20W
  • D. 40W
Q. What is the power dissipated in a resistor of 5Ω carrying a current of 3A?
  • A. 15W
  • B. 9W
  • C. 5W
  • D. 3W
Q. What is the power dissipated in a resistor of 8Ω when a current of 2A flows through it?
  • A. 4W
  • B. 8W
  • C. 16W
  • D. 32W
Q. What is the power factor in a circuit with a phase angle of 60 degrees?
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0
Q. What is the power factor of a circuit with a phase angle of 60 degrees?
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0.707
Q. What is the power factor of an AC circuit with a phase angle of 60 degrees?
  • A. 0.5
  • B. 0.866
  • C. 1
  • D. 0.707
Q. What is the power of a lens with a focal length of 50 cm?
  • A. +2 D
  • B. +1 D
  • C. -2 D
  • D. -1 D
Q. What is the power set of A = {a, b}?
  • A. {∅, {a}, {b}, {a, b}}
  • B. {a, b}
  • C. {∅, {a, b}}
  • D. {a, b, {a, b}}
Q. What is the power set of the empty set ∅?
  • A. {∅}
  • B. {∅, {∅}}
  • C.
  • D. {∅, ∅}
Q. What is the power set of the set F = {a}?
  • A. {∅, {a}}
  • B. {∅, a}
  • C. {a}
  • D. {∅}
Q. What is the power set of the set G = {1}?
  • A. {∅, {1}}
  • B. {1}
  • C. {∅}
  • D. {1, ∅}
Q. What is the power set of the set {1, 2}?
  • A. {∅, {1}, {2}, {1, 2}}
  • B. {∅, {1, 2}}
  • C. {1, 2}
  • D. {1, 2, ∅}
Q. What is the prefix for 10^-6 in the SI system?
  • A. Milli
  • B. Micro
  • C. Nano
  • D. Pico
Q. What is the primary active ingredient in most antacids?
  • A. Calcium carbonate
  • B. Magnesium hydroxide
  • C. Aluminum hydroxide
  • D. All of the above
Q. What is the primary advantage of using digital signals over analog signals in communication systems?
  • A. Higher bandwidth
  • B. Less susceptibility to noise
  • C. Easier to modulate
  • D. Lower power consumption
Q. What is the primary application of nuclear fusion in stars?
  • A. Energy production
  • B. Nuclear weapons
  • C. Radioactive dating
  • D. Medical imaging
Q. What is the primary assumption of the kinetic theory of gases regarding the motion of gas molecules?
  • A. Gas molecules are stationary.
  • B. Gas molecules move in straight lines until they collide.
  • C. Gas molecules are always in a state of vibration.
  • D. Gas molecules have a fixed volume.
Q. What is the primary bond type in polymers?
  • A. Ionic bonds
  • B. Covalent bonds
  • C. Metallic bonds
  • D. Hydrogen bonds
Q. What is the primary cause of buoyancy in fluids?
  • A. Surface tension
  • B. Pressure difference
  • C. Viscosity
  • D. Density
Q. What is the primary cause of capillary action in liquids?
  • A. Cohesion
  • B. Adhesion
  • C. Viscosity
  • D. Density
Q. What is the primary cause of global warming?
  • A. Deforestation
  • B. Greenhouse gas emissions
  • C. Ozone depletion
  • D. Acid rain
Q. What is the primary cause of ocean acidification?
  • A. Plastic pollution
  • B. Increased CO2 absorption
  • C. Heavy metal contamination
  • D. Thermal pollution
Q. What is the primary cause of surface tension in liquids?
  • A. Cohesive forces
  • B. Adhesive forces
  • C. Gravitational forces
  • D. Electromagnetic forces
Q. What is the primary cause of the greenhouse effect?
  • A. Ozone depletion
  • B. Increased solar radiation
  • C. Trapping of heat by greenhouse gases
  • D. Deforestation
Q. What is the primary cause of the phenomenon known as capillarity?
  • A. Cohesion
  • B. Adhesion
  • C. Viscosity
  • D. Density
Q. What is the primary cause of the phenomenon of buoyancy?
  • A. Surface tension
  • B. Pressure difference
  • C. Viscosity
  • D. Density
Q. What is the primary cause of the phenomenon of capillarity?
  • A. Cohesion
  • B. Adhesion
  • C. Viscosity
  • D. Density
Showing 7711 to 7740 of 10700 (357 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely