Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Semiconductor Electronics question

2012 · Q149
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Physics
  4. /Semiconductor Electronics
  5. /2012 · Q149

Semiconductor Electronics question

2012 · Q149

NEETPhysicsSemiconductor ElectronicsMCQ+4 / −1
Two ideal diodes are connected to a battery as shown in the circuit. The current supplied by the battery is

AIPMT 2012 Prelims Physics - Semiconductor Electronics Question 92 English
  1. A
    0.75 A
  2. B
    zero
  3. C
    0.25 A
  4. D
    0.5 A
View written solutionFree

Correct answer: D

Here D1 is in forward bias and D2 is in reverse bias so, D1 will conduct and D2 will not conduct.
So, the current supplied by the battery is

I = 510{5 \over {10}}105​ = 0.5 A

PreviousNext

More from Semiconductor Electronics

  • C and Si both have same lattice structure; having 4 bonding electrons in each. However, C is insulator where as Si is intrinsic semiconductor. This is because2012 · MCQ
  • The figure shows a logic circuit with two inputs A and B and the output C. The voltage wave forms across A, B and C are as given. The logic circuit gate is Includes diagram2012 · MCQ
  • Pure Si at 500 K has equal number of electron (ne) and hole (nh) concentrations of 1.5 × 1016 m−3. Doping by indium increases nh to 4.5 × 1022 m−3. The doped semiconductor is of2011 · MCQ
  • In the following figure, the diodes which are forward biased, are Includes diagram2011 · MCQ
  • A Zener diode, having breakdown voltage equal to 15 V, is used in a voltage regulator circuit shown in figure. The current through the diode is Includes diagram2011 · MCQ
  • Symbolic representation of four logic gates are shown as Pick out which ones are for AND, NAND and NOT gates, respectively Includes diagram2011 · MCQ
  • If a small amount of antimony is added to germanium crystal2011 · MCQ
  • In forward biasing of the p-n junction2011 · MCQ