Chief Editor
Chief Editor
 Nov 24, 2022
4
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

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If $A = \{1, 2, 3\}$ and $B = \{4, 5, 6\}$ then find the number of subsets of $A \cup B$ are
Difficulty: Easy
A:

8

B:

16

C:

32

D:

64

View Solution Steps
IUPAC name of wood spirit is
Difficulty: Easy
A:

Propanol

B:

Methanol

C:

Ethanol

D:

None of these

View Solution Steps
Choose the synonym of Stridency:
Difficulty: Hard
A:

Harshness

B:

Flippant

C:

Consistency

D:

Stress

Choose the antonym of Neglected:
Difficulty: Easy
A:

Defended

B:

Attended

C:

Ignored

D:

None

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)
$\cfrac{x^{3}-x^{2}+x+1}{x^{2}+5}$ is a
Difficulty: Easy
A:

Proper Rational Fraction

B:

Improper Rational Fraction

C:

Infinite Rational Fraction

D:

Finite Rational Fraction

View Solution Steps
During electrolysis, electrons are:
Difficulty: Easy
A:
Lost by anions and gained by cations
B:
Gained by nions and lost by cations
C:
Gained only
D:
Lost only
Choose the meaning of Juxtapose:
Difficulty: Easy
A:

Fate

B:

Contrast

C:

Danger

D:

Time

The function of salt bridge is:
Difficulty: Easy
A:
To increase movement of ions
B:
To increase emf of cell
C:
To decrease the temperature
D:
To maintain electrical neutrality
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
Monochromatic light means waves of:
Difficulty: Easy
A:
Same frequency
B:
Same color
C:
Same wavelength
D:
All
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 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
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

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
Choose the synonym of Sultry:
Difficulty: Hard
A:

Solvable

B:

Sticky

C:

Salty

D:

Hot and humid

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
His speeches were insipid. The antonym of the highlighted word is:
Difficulty: Easy
A:

Informative

B:

Lively

C:

Shocking

D:

Insightful

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

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