Academiz-1st year

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Chemistry and Engineering Fundamentals Quiz

Test your knowledge on a range of topics related to chemistry and engineering with our engaging quiz designed for first-year students. This quiz covers a variety of essential concepts, from polymers to thermodynamics, ensuring a comprehensive assessment of your understanding.

Challenge yourself with questions on:

Polymers and materials
Thermodynamics
Mathematics in engineering
Programming fundamentals

55 Questions14 MinutesCreated by LearningLight32

Which one of the following is a boiler trouble?

Priming and foaming

Alkalinity

Disinfection of chlorination

Screening

Perylene can be obtained by

Addition polymerization

Homo polymerization

Condensation polymerization

None

Bakelite can be used in

Socks

Bearings

Switch boards

Tooth brushes

Criteria for feasibility of a process is

Tds (surr.) >= dE+ Pdv

Tds (sys.)>=dT+Vdp

Tds (sys.) >= dE+Pdv

Tds (sys.) <= dE+Pdv

Ureaformaldehyde is a

Homopolymer

Thermoplastic polymer

Copolymer

Thermosetting polymer

If Eg=Eg0 + 0.0592 V pH ; the electrode is

Quinhydrone

Hydrogen

Glass

None

Which of the following is correct ?

Tinning sheet is toxic

Tinning used for coating of steel, Cu

Tinning us used for alclad sheeting

All are correct

Condition for oxide layer to be non-protective ; V= volume

V(OL)= V(M)

V(M)

V(OL)<= V(M)

V(OL)< V(M)

Sludges can be prevented by

Using blow- down operations

Giving thermal shocks

Colloidal conditioning

Phosphate conditioning

Permanent hardness can be removed by

Ion exchange method

Zeolites

A and b are incorrect

A and b are correct

The system of equations called non – homogeneous if

AX=b(b=0)

AX=b(X=0)

AX=b(b =/= 0)

None

Number of positive terms in canonical form of a quadratic form is known as

Rank

Signature

Index

Negative definite

If Mdx + Ndy =0 is non- exact and is homogeneous DE, then IF= ?

IF= 1/(Mx-Ny)

IF = e ^ {(1/D)f(y)dy}

IF= 1/(Mx+Ny)

IF= e^ {(1/D)f(x) dx}

If [f(d)]y= Q(x) and Q(x) = sinbx or cosbx , the PI can be found by replacing

D by -b

D^2 by b

D by b

An analytic function is

Differentiable at every point

Entile function

Is holomorphic

Both a and c are correct

If u(x, y) and v( x, y) are continuous of (x, y) then

F(z) is discontinuous

F'(z) is continuous

F’(z) is discontinuous

F(z) is continuous

In the equation , P*(D^n)*P^(-1) =A^n ; A^n is called

Spectra matrix

Power of a matrix

Diagnolised matrix

All of these

Condition for negative definite

R=n

Index=0 and s=0

A is correct

A and b are correct

The product of eigen values of a 3*3 matrix is equal to

Sum of principal diagonal elements

Rank of the matrix

Determinant of the matrix

Sum of upper triangular matrix elements .

The equation of the form Dy= p(x)y + R(x)y^2 + s(x) represents

Exact DE

Non- exact DE

Riccatti’s equation

Clairaut’s equation.

What is the range of unsigned int

-128 to 127

-32768 to 32767

0 to 255

0 to 65535

Which of the following related to primary memory

Temporary memory

Semi conductor memory

Volatile memory

All the above

The ASCII value of 2 is

What will be the output for printf(“%c”, 100);

�a’

�b’

�c’

�d’

The backslash character constant ‘\t’ means cursor moves

To next line

Takes horizontal tab

Vertical tab

None

Which of the operators has higher priority ?

Which of the following hexadecimal representation us false?

0x98

0x9BC

0X9bc

None

Which is the special symbol that is accepted in a variable name ?

Keywords / predefined functions should always be in

Upper case only

Lower case only

Both

None

What is the binary value of ( 13427)10 is

11010101010011

1110001110011

11010001110011

111001011010011

The word that defines both the meanings?  to get angry  a pleasant smelling smoke

Annoyance

Incense

Instinctive

Aroma

statements: 1) ‘Bank’ is a homograph 2) ‘live’ is a homophone

Both 1 and 2 are true

Both 1 and 2 are false

1 is true but 2 is false

None

Which type of letters are formal in USA?

full block

semi block

modified block

none

Which of the following words dissimilar in meaning to ‘austere’

lavish

unfavourable

light

devout

‘read’ is an example of

Homolymph

Homograph

Homophone

Homonym

Which of the following words is closest in meaning to the word ‘ banish’ ?

excile

hate

fade

clean

“One who knows everything” is known as

Omnipotent

Omnivores

Scholar

Omniscient

“I am okay , you are okay “ suggests which style of communication

Submissive

Assertive

Aggressive

Hopeless

To make our communication effective which aspects are important ?

Verbal

Non-verbal

Both a and b

Informal

“ Learner Centered Communication “ is an example of

One – way communication

Two – way communication

Both a and b

None

The smallest resistance obtained by connecting 50 resistances of ¼ ohms each is

50/4 ohms

4/50 ohms

200 ohms

1/200 ohms

Find Va – Vb in the circuit below

-8V

10V

What is the path of low resistance in a circuit?

series

parallel

short circuit

open circuit

Ground is a _____________________ reference point

neutral

negative

positive

none

Which of the following can’t be the phase angle ?

360 degrees

30 degrees

70 degrees

420 degrees

A primary cell has an emf of 1.5 V , when short circuited it gives a current of 3 A . The internal resistance of the cell is ______

4.5 ohms

2 ohms

0.5 ohms

2/9 ohms

___________ is a common connection

ground

current

voltage

none

As per sign convention , the rise in potential difference should be considered as ____

-ve

+ve

voltage increase

An electrical fan and a heater are marked 100W , 220V and 1000W, 220V respectively . The resistance of the heater is ____

zero

> resistance of fan

< resistance of fan

equal to the resistance of fan

Unit of time period , frequency ______________

s, Hz

1/s , s

Hz , s

N, pascal.

Academiz-1st year

Chemistry and Engineering Fundamentals Quiz

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