Engineering Entrance

Download Q&A
Q. What is the expected product of the reaction of 1-chlorobutane with zinc in dry ether?
  • A. Butane
  • B. Butyne
  • C. Butene
  • D. No reaction
Q. What is the expected product when 1-chlorobutane reacts with aqueous NaOH?
  • A. Butanol
  • B. Butene
  • C. No reaction
  • D. Butyric acid
Q. What is the Faraday's constant value?
  • A. 96485 C/mol
  • B. 96500 C/mol
  • C. 96500 A·s/mol
  • D. 96480 C/mol
Q. What is the Faraday's constant?
  • A. 96485 C/mol
  • B. 96500 C/mol
  • C. 96500 J/mol
  • D. 96485 J/mol
Q. What is the final concentration when 100 mL of 1 M NaCl is diluted to 500 mL? (2021)
  • A. 0.2 M
  • B. 0.5 M
  • C. 1 M
  • D. 2 M
Q. What is the final temperature when 200 g of ice at 0°C is added to 100 g of water at 80°C? (Assume no heat loss to the surroundings) (2023)
  • A. 0°C
  • B. 20°C
  • C. 40°C
  • D. 80°C
Q. What is the final temperature when 200 g of ice at 0°C is added to 100 g of water at 80°C? (Specific heat of water = 4.2 J/g°C) (2020)
  • A. 0°C
  • B. 20°C
  • C. 40°C
  • D. 80°C
Q. What is the final volume when 100 mL of a 3 M solution is diluted to a concentration of 1 M? (2022) 2022
  • A. 300 mL
  • B. 200 mL
  • C. 100 mL
  • D. 150 mL
Q. What is the force between two charges of +2μC and -3μC separated by 0.5m? (2022)
  • A. 0.24 N
  • B. 0.12 N
  • C. 0.48 N
  • D. 0.36 N
Q. What is the force between two point charges of +2 µC and -3 µC separated by a distance of 0.5 m in vacuum?
  • A. -24 N
  • B. -12 N
  • C. 12 N
  • D. 24 N
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 2 m long conductor carrying a current of 5 A in a magnetic field of 0.3 T at an angle of 30° to the field? (2021)
  • A. 0.75 N
  • B. 1.5 N
  • C. 2.5 N
  • D. 3.0 N
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 number of moles? (2023) 2023
  • A. Mass/Volume
  • B. Mass/Molar Mass
  • C. Volume/Mass
  • D. Molar Mass/Volume
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 complex formed between iron(III) and thiocyanate? (2021)
  • A. [Fe(SCN)3]
  • B. [Fe(SCN)2]
  • C. [Fe(SCN)6]3+
  • D. [Fe(SCN)4]2-
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 formula for the total impedance in a series RLC circuit? (2023)
  • A. Z = R + j(XL - XC)
  • B. Z = R + jXL + jXC
  • C. Z = R + jωL
  • D. Z = R + jωC
Q. What is the freezing point depression of a solution containing 1 mol of NaCl in 1 kg of water? (Kf for water = 1.86 °C kg/mol) (2023)
  • A. 1.86 °C
  • B. 3.72 °C
  • C. 2.00 °C
  • D. 0.93 °C
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
Showing 1681 to 1710 of 2530 (85 Pages)
Soulshift Feedback ×

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

Not likely Very likely