List of practice Questions

A light ray emits from the origin making an angle $30\degree$ with the positive x-axis. After getting reflected by the line $x + y = 1$, if this ray intersects x-axis at Q, then the abscissa of Q is

Among [I₃]⁺ , [SiO₄]^4-, SO₂Cl₂, XeF₂, SF₄, ClF₃, Ni(CO)_4, XeO₂F₂, [PtCl_4]²⁻, XeF₄, and SOCl₂, the total number of species having sp³ hybridised central atom is ______.

If the sum of the series $\left(\frac{1}{2}-\frac{1}{3}\right) + \left(\frac{1}{2^2}-\frac{1}{2·3} + \frac{1}{3^2}\right) + \left(\frac{1}{2^2}-\frac{1}{2^2·3} + \frac{1}{2·3^2} - \frac{1}{3^3}\right) + \left(\frac{1}{2^4}-\frac{1}{2^3·3} + \frac{1}{2^2·3^2} - \frac{1}{2·3^3} + \frac{1}{3^4}\right) + ........ $
is $\frac{α}{β}$ , where α and β are co-prime, then α+3β is equal to ________

The remainder, when $19^{200}+23^{200}$ is divided by $49$ , is_______

If the $XZ$-plane divides the straight line joining the points $(2,4,7)$ and $(3,-5,8)$ in the ratio $α:1$,then the value of $α$ is ?

How many times at max. may an adjournment be granted to a party during hearing of the suit as per the Code of Civil Procedure, 1908?

Which machine prints addresses on envelopes, wrappers, newspapers etc.?

Who draws a bill of exchange?

When was Reserve Bank of India established?

What is the trial balance used for?

Outstanding salary is

What do you understand by crossing of cheque? Write the types of it.

State and explain the law of diminishing marginal utility.

Explain the advantages and disadvantages of indigenous banker. What is its importance in our country?

कोलकाता पत्र किस नदी पर स्थित है ?

निन्मलिखित में से कौन-सा अभ्रवर्ष का एक कारण है ?

Let a_n be the n^th term of the series 5 + 8 + 14 + 23 + 35 + 50 +.... and Sn = $\displaystyle\sum_{k=1}^{n} a_k.$ Then S³⁰ - a⁴⁰ is equal to