BITSAT Practice Test 49 for JEE & BITSAT Exams

Question 1

Given that A = {2, 4, 5, 6, 7}, B = {2, 3}. R is a relation from A to B defined by
R = {(a, b) : a ∈ A, b ∈ B and a is divisible by b}
Which of these is not the element in domain of R?

Question 2

The acute angle between two lines is π/4 and slope of one of them is 1/2. What is the slope of the other line?

Question 3

The smallest positive integer n for which

Question 4

If the coefficient of

and

in the expansion

are equal. Then find the value of

Question 5

Find

.

Question 6

In the given question, a sentence is given with a blank to be filled in with an appropriate word(s). Four alternatives are suggested for each question. Choose the correct alternative out of the four.

As the only ________ person in the wacky family, the sensible girl felt like the odd woman out.

Question 7

Pointing to a girl, Meena said, “She is the only daughter of my grandfather’s son”. How is the girl related to Meena?

Question 8

Statement I : Fluorine has only one oxoacids that is hypofluorous acid.
Statement II: Absence of d- orbitals in fluorine

Question 9

The products of acid hydrolysis of the given dissaccharide is….?

Question 10

what is the major product X formed in the above reaction:

Question 11

in the first order reaction the concentration of reactant decreases from 2M to 0.50M in 20 min. the value of specific rate is

Question 12

An experiment is performed to determine the I-V characteristics of a Zener diode, which has a protective resistance of R=100 Ω, and a maximum power of dissipation rating of 1 W. The minimum voltage range of the DC source in the circuit is:

Question 13

Simplify the following Boolean Expression:

Question 14

In an LC circuit has a capacitance of 7pF and an inductance

. The capacitor is initially charged with a 18 V battery. Total energy stored in the circuit is

Question 15

In the circuit shown here, the point C is kept connected to point A till the current flowing through the circuit becomes constant. Afterwards, suddenly point C is disconnected from point A and connected to point B at time t = 0. Ratio of the voltage across resistance and the inductor at t = L/R will be equal to :