JEE Questions and Answers

All Questions Ask Doubt
Answered Un Answered My Questions My Answers
Filter Questions

JEE Main - Physics

A 200 V, 50 Hz supply is connected to a resistance (R) of 20 Ω in series with an iron cored choke coil (r in series with L). The readings of the voltmeters connected across the resistance and the coil are 120 V and 150 V respectively. Find the resistance “r” of the coil (in ohms). Also find the power lost in the coil (in watts)

Asked by ojastej235 | 13th Nov, 2021, 12:22: PM

Answered by Expert View Answer

JEE Main - Physics

Solve

Asked by ojastej235 | 12th Nov, 2021, 09:09: PM

Answered by Expert View Answer

JEE Main - Physics

how does a solar tracker work at night?  

Asked by sairayallugokul | 3rd Nov, 2021, 10:55: PM

Answered by Expert View Answer

JEE Main - Mathematics

differentiation of inverse function of sinx

Asked by swetha4meena | 3rd Nov, 2021, 04:06: PM

Answered by Expert View Answer

JEE Main - Chemistry

If the given reaction is carried out with 1 mol N2 and excess of H2 at a constant pressure of 40 bar then volume contraction of 2 L is observed. [Given : N2 (g) + 3H2 (g)  2NH3 H° = – 90 kJ] Now if 2 mol N2 and 8 mol H2 are taken then calculate (a) PV work done (b) U° for given amount

Asked by kartikey.zopcart | 30th Oct, 2021, 04:17: PM

Answered by Expert View Answer

JEE Main - Mathematics

number of ways of selecting three consecutive objects out of 15 objects distinct place around a circle

Asked by amadhusudhan09 | 28th Oct, 2021, 07:20: PM

Answered by Expert View Answer

JEE Main - Physics

Find magnetic field Bp/Bc=?

Asked by Vipulgautam050 | 27th Oct, 2021, 11:47: PM

Answered by Expert View Answer

JEE Main - Mathematics

sir plz solve

Asked by ksaksham192 | 27th Oct, 2021, 06:21: PM

Answered by Expert View Answer

JEE Main - Physics

A bucket of total height 60 cm is half filled with a liquid of refractive index 1.5 and half with another liquid of refractive index 2. The apparent depth of the bucket for an observer directly above the bucket is  

Asked by hemeshsaini2005 | 17th Oct, 2021, 09:51: PM

Answered by Expert View Answer

JEE Main - Chemistry

The stability of interhalogen compounds follows the order (a) CIF₃, > BrF₃, >IF₃ (b) BrF₃ > IF₃, > CIF₃: (C) IF₃, > BrF₃, > CIF₃ (d) CIF₃, > IF₃, > BrF₃;

Asked by hemeshsaini2005 | 11th Oct, 2021, 06:13: PM

Answered by Expert View Answer
Filter Questions