Question 1 of 10

The values of λ so that the line 3x-4y=λ touches x²+y²-4x-8y-5=0 are

Question 2 of 10

The area bounded by the curve y=x⁴-2x³+x²+3 with x-axis and ordinates corresponding to the minima of y is

Question 3 of 10

then the matrix A is equal to

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E

Question 4 of 10

The oxidation state of the most electronegative element in the products of the reaction between {tex}BaO_2{/tex} and {tex}H_2SO_4{/tex} are:

Question 5 of 10

Cathode rays are produced when the pressure is of the order of

Question 6 of 10

The condition that ax + by + c = 0 is tangent to the parabola y² = 4ax is

Question 7 of 10

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B

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E

Question 8 of 10

The rate of a First order reaction 0.04 {tex}mol^{-1} S^{-1}{/tex} at 10 seconds 0.03 {tex}mol^{-1} s^{-1}{/tex} at 20 seconds after intiation of reaction. The half life period of the reaction is

Question 9 of 10

A binary compound of elements X and Y contains 50% of X. If the atomic masses of X and Y are 10 and 20 and the molecular mass of the compound is 120, the molecular formula of the compound is

Question 10 of 10

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E2 log (x²+1)(x²+3)+c