Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Current Electricity question

2021 · 27 Jul · Shift 2 · Q68
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Physics
  4. /Current Electricity
  5. /2021 · 27 Jul · Shift 2 · Q68

Current Electricity question

2021 · 27 Jul · Shift 2 · Q68

JEE MainPhysicsCurrent ElectricityNumerical+4 / −1
For the circuit shown, the value of current at time t = 3.2 s will be ‾\underline{\hspace{2cm}}​ A. JEE Main 2021 (Online) 27th July Evening Shift Physics - Current Electricity Question 186 English [Voltage distribution V(t) is shown by Fig. (1) and the circuit is shown in Fig. (2)]
Numerical answer
PreviousNext

More from Current Electricity

  • Consider a galvanometer shunted with 5 Ω resistance and 2% of current passes through it. What is the resistance of the given galvanometer ?2021 · MCQ
  • A square shaped wire with resistance of each side 3 Ω is bent to form a complete circle. The resistance between two diametrically opposite points of the circle in unit of Ω will be ​.2021 · Numerical
  • The voltage drop across 15 Ω resistance in the given figure will be ​ V. Includes diagram2021 · Numerical
  • The equivalent resistance of the given circuit between the terminals A and B is : Includes diagram2021 · MCQ
  • A resistor dissipates 192 J of energy in 1s when a current of 4A is passed through it. Now, when the current is doubled, the amount of thermal energy dissipated in 5s in ​ J.2021 · Numerical
  • Consider four conducting materials copper, tungsten, mercury and aluminium with resistivity ρ C, ρ T, ρ M and ρ A respectively. Then :2020 · MCQ
  • Model a torch battery of length l to be made up of a thin cylindrical bar of radius ‘a’ and a concentric thin cylindrical shell of radius ‘b’ filled in between with an electrolyte of resistivity ρ (see figure). If the battery is… Includes diagram2020 · MCQ
  • Two resistors 400 Ω and 800 Ω are connected in series across a 6 V battery. The potential difference measured by a voltmeter of 10 k Ω across 400 Ω resistor is close to :2020 · MCQ