Chief Editor
Chief Editor
 Nov 24, 2022
4
IUPAC name of wood spirit is
Difficulty: Easy
A:

Propanol

B:

Methanol

C:

Ethanol

D:

None of these

View Solution Steps
Choose the correct analogy.
Pilot : Steer : :
Difficulty: Hard
A:

Guard : Protect

B:

Chef : Dine

C:

Boss : Obey

D:

Lawyer : Retain

$\sqrt{-1}$ belongs to set of
Difficulty: Easy
A:

Real number

B:

Complex number

C:

Natural number

D:

Irrational number

View Solution Steps
Product of a complex number with its own conjugate is a
Difficulty: Medium
A:

Prime number

B:

Imaginary number

C:

Real number

D:

Real and imaginary number

View Solution Steps
Choose the meaning of Decorum:
Difficulty: Hard
A:

Correctness

B:

Faulty

C:

Modest

D:

Muscular

The reactivity of alcohol when O-H bonds break is given as
Difficulty: Easy
A:

Tertiary Alcohol > Secondary Alcohol > Primary Alcohol

B:

Primary Alcohol > Secondary Alcohol > Tertiary Alcohol

C:

Primary Alcohol > Secondary Alcohol < Tertiary Alcohol

D:

Tertiary Alcohol > Primary Alcohol > Secondary Alcohol

View Solution Steps
Choose the antonym of Neglected:
Difficulty: Easy
A:

Defended

B:

Attended

C:

Ignored

D:

None

Monochromatic light means waves of:
Difficulty: Easy
A:
Same frequency
B:
Same color
C:
Same wavelength
D:
All
Which of the following sequence has $r=0.5$?
Difficulty: Easy
A:

$1,1.5,2,2.5\space...$

B:

$2,4,8,16\space...$

C:

$256,128,64,32 \space...$

D:

None of these

View Solution Steps
If $z=x+iy$ then |z|=
Difficulty: Hard
A:

$\sqrt{x^{2}+y^{2}}$

B:

$\sqrt{x^{2}-y^{2}}$

C:

$x^{2}+y^{2}$

D:

$x^{2}-y^{2}$

View Solution Steps
A cell which produces electrical current by an oxidation reduction reaction is called:
Difficulty: Easy
A:
Electrolytic cell
B:
Voltaic cell
C:
Reversible cell
D:
Standard cell
A function is said to be even when
Difficulty: Easy
Verified By ClassNotes
A:

$f(x)=f(x)$

B:

$f(-x)=f(x)$

C:

$f(-x)=-f(x)$

D:

None of these

View Solution Steps
$\rm{25^{\circ} \, C}$ to $\rm{35^{\circ} \, C}$ temperature is good for which of the following process?
Difficulty: Easy
A:

Preparation of formalin

B:

Fermentation

C:

Dow's method

D:

Methanol

View Solution Steps
What is the nth term of the sequence $1,3,5,7 \space ...$
Difficulty: Easy
A:

$2n - 1$

B:

$2n + 3$

C:

$2n$

D:

It is impossible to find the nth term for such a sequence

View Solution Steps
When Akram entered the room, he was in a jubilant mood. The antonym of the highlighted word is:
Difficulty: Easy
A:

Penitent

B:

Serious

C:

Defeated

D:

Depressed

The addition and subtraction of two matrices $A$ and $B$ requires that the matrices be
Difficulty: Easy
A:

Of equal dimension

B:

Rectangular

C:

Square

D:

Identity

View Solution Steps
Even though he is a leading authority on the French Revolution, the chairperson of the department is a _______ speaker whose lectures on even the most exciting aspect of that historical period cause students to yawn
Difficulty: Hard
A:
lackluster
B:
superb
C:
devoted
D:
successful
A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:
Difficulty: Easy
A:
49 $rad/sec^{2}$
B:
1 $rad/sec^{2}$
C:
0.16 $rev/sec^{2}$
D:
Both b and c
An IP address consists of:
Difficulty: Easy
A:
Five number (0-99)
B:
Four number (0 to 255)
C:
Four number (0-256)
D:
Five number (0-255)
If $A=\begin{bmatrix}4&7&2&9\end{bmatrix}$and $B=\begin{bmatrix}12\\1\\5\\6 \end{bmatrix}$ then AB=
Difficulty: Easy
A:
Not possible
B:
119
C:
102
D:
34

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