Physics MCQ’s
Download Download Now Q.1 The error in measurement of radius of a sphere is 0.1% then error in its volume is – (1) 0.3%…
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Biology MCQ’s
Download Download Now WhatsApp Group Join Now Telegram Group Join Now Instagram Group Join Now Q.1 If Mendel might have studied 7 pairs of…
Chemistry MCQ
WhatsApp Group Join Now Telegram Group Join Now Instagram Group Join Now Download Download Now Q.1 Correct order of –I effect is : (1)…
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Chemistry Questions
Define the term ‘order of reaction’ for chemical reactions. The sum of powers of the concentrations of the reactants in the rate law expression…
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Electro Magnetic Induction
Ch. 6 Electro Magnetic Induction 1. In Lenz’s law which quantity is conserved ( a) Mass ( b) Momentum ( c) force ( d)…
Physics MCQ’s
Q.1 Boron has two isotopes 5B10 and 5B11. If atomic weight of Boron is 10.81 then ratio of 5B10 to 5B11 in nature will…
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Some Basic Concepts of Chemistry
Chemistry Chapter – 1 – Some Basic Concepts of Chemistry Class – XI Question 1.1: Calculate the molecular mass of the following: (i) H2O…
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धातुओं के शुद्विकरण
धातुओं के शुद्विकरण क्षेत्र में उपसहसंयोजन यौगिक का अनुप्रयोग एक उदाहरण के साथ समझाइये निकिल के शोधन की माण्ड विधि में निक्रिल की किया…
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Atomic MCQ’s
1. The ratio of the e/m values of a proton and an α-particle is (a) 2 : 1 (b) 1 : 1 (c) 1…
Chemistry MCQ for Exam
1 Mole fraction of glycerine C3H5(OH)3 in solution containing 36 g of water and 46 g of glycerine is …