Q. What is the force experienced by a current-carrying conductor of length L in a magnetic field B at an angle θ? (2023)
  • A. F = BIL
  • B. F = BIL sin(θ)
  • C. F = BIL cos(θ)
  • D. F = BIL²
Q. What is the force on a charge moving in a magnetic field given by F = qvB sin(θ)? (2022)
  • A. It is always zero
  • B. It depends on the angle θ
  • C. It is constant
  • D. It is maximum when θ = 90°
Q. What is the force on a charge moving in a magnetic field given by the equation F = qvB sin(θ)? (2020)
  • A. Charge times velocity
  • B. Charge times magnetic field
  • C. Charge times velocity times magnetic field times sine of angle
  • D. Charge times sine of angle
Q. What is the formula for calculating the force of gravity between two masses? (2021)
  • A. F = ma
  • B. F = G(m1m2)/r²
  • C. F = mv
  • D. F = mgh
Q. What is the formula for calculating the total current in a parallel RLC circuit? (2023)
  • A. I = V/R
  • B. I = V/(1/R + 1/X)
  • C. I = V/(R + X)
  • D. I = V/R + V/X
Q. What is the formula for the average power consumed in an AC circuit with a phase angle φ? (2020)
  • A. P = VI
  • B. P = VI cos(φ)
  • C. P = VI sin(φ)
  • D. P = V²/R
Q. What is the formula for the average power consumed in an AC circuit with a resistor? (2019)
  • A. P = VI
  • B. P = V²/R
  • C. P = I²R
  • D. All of the above
Q. What is the formula for the resonant frequency of an RLC circuit? (2021)
  • A. f = 1/(2π√(LC))
  • B. f = R/(2πL)
  • C. f = 1/(2πRC)
  • D. f = 2π√(LC)
Q. What is the formula for the total impedance in a parallel RLC circuit? (2023)
  • A. 1/Z = 1/Z1 + 1/Z2 + 1/Z3
  • B. Z = R + jX
  • C. Z = R
  • D.
  • . X
  • . Z = R + jωL - j/(ωC)
Q. What is the frequency of a pendulum that completes 30 oscillations in 60 seconds? (2017)
  • A. 0.5 Hz
  • B. 1 Hz
  • C. 2 Hz
  • D. 3 Hz
Q. What is the frequency of a sound wave with a period of 0.01 seconds? (2014)
  • A. 100 Hz
  • B. 200 Hz
  • C. 50 Hz
  • D. 10 Hz
Q. What is the frequency of a tuning fork that vibrates 256 times in 2 seconds? (2019)
  • A. 128 Hz
  • B. 256 Hz
  • C. 512 Hz
  • D. 64 Hz
Q. What is the frequency of a wave with a period of 0.01 s? (2020)
  • A. 100 Hz
  • B. 50 Hz
  • C. 200 Hz
  • D. 10 Hz
Q. What is the frequency of a wave with a period of 0.1 s? (2020)
  • A. 10 Hz
  • B. 5 Hz
  • C. 20 Hz
  • D. 15 Hz
Q. What is the frequency of a wave with a period of 0.2 seconds?
  • A. 5 Hz
  • B. 10 Hz
  • C. 20 Hz
  • D. 50 Hz
Q. What is the frequency of a wave with a period of 0.5 seconds? (2019)
  • A. 2 Hz
  • B. 1 Hz
  • C. 0.5 Hz
  • D. 4 Hz
Q. What is the frequency of a wave with a speed of 300 m/s and a wavelength of 3 m? (2023)
  • A. 100 Hz
  • B. 150 Hz
  • C. 200 Hz
  • D. 250 Hz
Q. What is the frequency of a wave with a wavelength of 2 m and a speed of 340 m/s?
  • A. 170 Hz
  • B. 340 Hz
  • C. 85 Hz
  • D. 420 Hz
Q. What is the gravitational field strength at a distance of 10 m from a mass of 100 kg? (G = 6.67 × 10^-11 N m²/kg²)
  • A. 6.67 × 10^-10 N/kg
  • B. 6.67 × 10^-9 N/kg
  • C. 6.67 × 10^-8 N/kg
  • D. 6.67 × 10^-7 N/kg
Q. What is the gravitational force acting on a 50 kg object at the surface of the Earth?
  • A. 490 N
  • B. 500 N
  • C. 510 N
  • D. 520 N
Q. What is the gravitational force acting on a 50 kg object on the surface of the Earth?
  • A. 490 N
  • B. 50 N
  • C. 5 N
  • D. 500 N
Q. What is the gravitational force between two 1 kg masses placed 1 meter apart? (G = 6.67 × 10^-11 N m²/kg²)
  • A. 6.67 × 10^-11 N
  • B. 1.67 × 10^-10 N
  • C. 6.67 × 10^-10 N
  • D. 0 N
Q. What is the gravitational force between two objects of mass 5 kg and 10 kg separated by a distance of 2 m? (G = 6.67 × 10^-11 N m²/kg²)
  • A. 1.67 × 10^-10 N
  • B. 1.25 × 10^-10 N
  • C. 1.00 × 10^-10 N
  • D. 2.00 × 10^-10 N
Q. What is the gravitational force between two objects of mass m1 and m2 separated by a distance r? (2021)
  • A. G * (m1 * m2) / r^2
  • B. G * (m1 + m2) / r^2
  • C. G * (m1 - m2) / r^2
  • D. G * (m1 * m2) * r^2
Q. What is the gravitational potential energy of a 10 kg mass at a height of 10 m?
  • A. 100 J
  • B. 200 J
  • C. 500 J
  • D. 1000 J
Q. What is the gravitational potential energy of a 10 kg mass at a height of 5 m? (2019)
  • A. 50 J
  • B. 100 J
  • C. 150 J
  • D. 200 J
Q. What is the gravitational potential energy of a 10 kg object at a height of 10 m?
  • A. 100 J
  • B. 200 J
  • C. 500 J
  • D. 1000 J
Q. What is the gravitational potential energy of a 10 kg object at a height of 5 m? (g = 9.8 m/s²)
  • A. 49 J
  • B. 98 J
  • C. 245 J
  • D. 490 J
Q. What is the gravitational potential energy of a 2 kg object at a height of 10 m? (2023)
  • A. 20 J
  • B. 15 J
  • C. 10 J
  • D. 25 J
Q. What is the gravitational potential energy of a 5 kg object at a height of 10 m?
  • A. 50 J
  • B. 100 J
  • C. 150 J
  • D. 200 J
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