Major Competitive Exams

Q. What is the total current flowing through a circuit with a 10V battery and two 5Ω resistors in series?
  • A. 0.5A
  • B. 1A
  • C. 2A
  • D. 5A
Q. What is the total current flowing through a junction where 5A enters and 3A and 2A leave?
  • A. 0A
  • B. 2A
  • C. 3A
  • D. 5A
Q. What is the total current in a circuit with a 12V battery and three 4 ohm resistors connected in series?
  • A. 1A
  • B. 2A
  • C. 3A
  • D. 4A
Q. What is the total current in a circuit with a 12V battery and two 4 ohm resistors in series?
  • A. 1 A
  • B. 2 A
  • C. 3 A
  • D. 4 A
Q. What is the total current in a circuit with a 24V battery and three resistors (2Ω, 4Ω, and 6Ω) connected in series?
  • A. 2A
  • B. 3A
  • C. 4A
  • D. 6A
Q. What is the total current in a circuit with two branches, one carrying 2 A and the other 3 A?
  • A. 5 A
  • B. 6 A
  • C. 1 A
  • D. 0 A
Q. What is the total electric flux through a closed surface surrounding a charge of -3Q?
  • A. -3Q/ε₀
  • B. 3Q/ε₀
  • C. 0
  • D. -Q/ε₀
Q. What is the total number of atoms in 1 mole of CO2?
  • A. 1
  • B. 2
  • C. 3
  • D. 6
Q. What is the total number of atoms in one molecule of C4H10?
  • A. 4
  • B. 10
  • C. 14
  • D. 8
Q. What is the total number of moles of gas produced when 1 mole of CaCO3 decomposes?
  • A. 1 mole
  • B. 2 moles
  • C. 3 moles
  • D. 0 moles
Q. What is the total number of moles of gas produced when 1 mole of CaCO3 decomposes to form CaO and CO2?
  • A. 0.5 moles
  • B. 1 mole
  • C. 2 moles
  • D. 3 moles
Q. What is the total number of orbitals in the n=2 energy level?
  • A. 2
  • B. 4
  • C. 6
  • D. 8
Q. What is the total number of orbitals in the n=2 shell?
  • A. 2
  • B. 4
  • C. 6
  • D. 8
Q. What is the total number of orbitals in the n=4 energy level?
  • A. 4
  • B. 8
  • C. 16
  • D. 32
Q. What is the total number of orbitals in the n=4 shell?
  • A. 4
  • B. 8
  • C. 16
  • D. 32
Q. What is the total number of subsets of the empty set?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. What is the total number of subsets of the set G = {1, 2, 3, 4, 5}?
  • A. 32
  • B. 64
  • C. 16
  • D. 8
Q. What is the total power consumed in a circuit with a current of 5A and a total resistance of 4Ω?
  • A. 10W
  • B. 20W
  • C. 30W
  • D. 40W
Q. What is the total resistance in a circuit with a 10Ω resistor in series with a 5Ω resistor?
  • A.
  • B. 10Ω
  • C. 15Ω
  • D. 50Ω
Q. What is the total resistance in a circuit with a 12 ohm and a 4 ohm resistor connected in parallel?
  • A. 3 ohms
  • B. 4 ohms
  • C. 9 ohms
  • D. 16 ohms
Q. What is the total resistance in a circuit with a 12Ω resistor and a 4Ω resistor connected in series?
  • A. 16Ω
  • B. 48Ω
  • C.
  • D.
Q. What is the total resistance of two 10 ohm resistors connected in parallel?
  • A. 5 ohms
  • B. 10 ohms
  • C. 20 ohms
  • D. 15 ohms
Q. What is the total resistance of two 10 ohm resistors connected in series?
  • A. 5 ohms
  • B. 10 ohms
  • C. 20 ohms
  • D. 15 ohms
Q. What is the total resistance of two 12 ohm resistors connected in parallel?
  • A. 6 ohms
  • B. 12 ohms
  • C. 24 ohms
  • D. 18 ohms
Q. What is the total resistance of two resistors of 5 ohms and 10 ohms connected in parallel?
  • A. 3.33 ohms
  • B. 5 ohms
  • C. 15 ohms
  • D. 50 ohms
Q. What is the total voltage across a parallel circuit with two branches, one with 10Ω and 20Ω resistors, if the total current is 3A?
  • A. 6V
  • B. 9V
  • C. 12V
  • D. 15V
Q. What is the total voltage in a series circuit with a 9V battery and two resistors of 2Ω and 3Ω?
  • A. 9V
  • B. 5V
  • C. 2V
  • D. 11V
Q. What is the trend in atomic radius as you move down a group in the periodic table?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Increases then decreases
Q. What is the trend in electronegativity as you move from left to right across a period?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Varies irregularly
Q. What is the trend in ionization energy as you move down the group in s-block elements?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Varies irregularly
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