NEET 2000 Question Paper with Solutions

A mass of 1 kg is thrown up with a velocity of 100 m/s. After 5 seconds, it explodes into two parts. One part of mass 400 g comes down with a velocity 25 m/s. The velocity of other part is (Take g = 10 \(\text{ms}^{-2}\))

If \(\vec{F}=(60\hat{i}+15\hat{j}-3\hat{k})\) N and \(\vec{v}=(2\hat{i}-4\hat{j}+5\hat{k})\) m/s, then instantaneous power is

A body of weight 72 N moves from the surface of earth at a height half of the radius of earth, then gravitational force exerted on it will be

Which pair do not have equal dimensions?

A man is slipping on a frictionless inclined plane and a bag falls down from the same height. Then the velocity of both is related as

For the reaction, \(C_2H_5OH(l)+3O_2(g)\rightarrow 2CO_2(g)+3H_2O(l)\) which one is true

Volume of \(CO_2\) obtained by the complete decomposition of 9.85 g of \(BaCO_3\) is

Conjugate acid of \(NH_2^-\) is

Which species does not exhibit paramagnetism?

2-Butene shows geometrical isomerism due to

The correct relation for \(\alpha, \beta\) for a transistor

The cations and anions are arranged in alternate form in

A tall man of height 6 feet, want to see his full image. Then required minimum length of the mirror will be

The frequency order for \(\gamma\)-rays (a), X-rays (b), UV rays (c) is

A charge Q is situated at the corner of a cube, the electric flux passed through all the six faces of the cube is

For the reaction \(H^++BrO_3^-+3Br^-\rightarrow 5Br_2+H_2O\) which of the following relation correctly represents the consumption and formation of products.

First product of the reaction between RCHO and \(NH_2NH_2\) is

Cation and anion combines in a crystal to form following type of compound

How enzymes increases the rate of reactions

For the disproportionation of copper \(2Cu^+\rightarrow Cu^{2+}+Cu\), \(E^\circ\) is (Given \(E^\circ\) for \(Cu^{2+}/Cu\) is 0.34 V and \(E^\circ\) for \(Cu^{2+}/Cu^+\) is 0.15 V.)