Explore topic-wise MCQs in Chemical Engineering.

This section includes 101 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.

51.

Gantt chart (or Bar chart) is helpful in

A. efficient utilisation of manpower and machines.
B. preparing production schedule.
C. efficient despatching of products.
D. inventory control.
Answer» C. efficient despatching of products.
52.

A balance sheet for a chemical plant shows its financial condition at any given date. It does not contain the __________ of the plant.

A. current asset
B. current liability
C. long term debt
D. profit
Answer» E.
53.

The 'total capital investment' for a chemical process plant comprises of the fixed capital investment and the

A. overhead cost
B. working capital
C. indirect production cost
D. direct production cost
Answer» C. indirect production cost
54.

Which of the following is the costliest source of getting hydrogen on commercial scale for the manufacture of nitrogeneous fertiliser ?

A. Coal gasification
B. Steam reforming of naphtha
C. Alectrolysis of water
D. Coke oven gas
Answer» D. Coke oven gas
55.

In an ordinary chemical plant, electrical installation cost may be about

A. 10-15% of purchased equipment cost.
B. 3-10% of fixed capital investment.
C. either (a) or (b).
D. neither (a) nor (b).
Answer» D. neither (a) nor (b).
56.

The depreciation during the year 'n', in diminishing balance method of depreciation calculation, is calculated by multiplying a fixed percentage 'N' to the

A. initial cost.
B. book value at the end of (n - 1)th year,
C. depreciation during the (n - 1)th year.
D. difference between initial cost and salvage value.
Answer» C. depreciation during the (n - 1)th year.
57.

Relative cost of chemical process plants in India is about __________ percent more than the similar plants in U.S.A.

A. 15
B. 35
C. 55
D. 75
Answer» C. 55
58.

Fixed charges for a chemical plant does not include the

A. interest on borrowed money.
B. rent of land and buildings.
C. property tax, insurance and depreciation.
D. repair and maintenance charges.
Answer» E.
59.

A series of equal payments (e.g., deposit or cost) made at equal intervals of time is known as

A. perpetuity
B. capital charge factor
C. annuity
D. future worth
Answer» D. future worth
60.

Which of the following is the cheaptest material of construction for the storage of sodium hydroxide upto a concentration of 75% ?

A. Stainless steel
B. Plain carbon steel
C. Nickel
D. Copper
Answer» C. Nickel
61.

In a manufacturing industry, break even point occurs, when the

A. total annual rate of production equals the assigned value.
B. total annual product cost equals the total annual sales.
C. annual profit equals the expected value.
D. annual sales equals the fixed cost.
Answer» C. annual profit equals the expected value.
62.

__________ taxes are based on gross earnings.

A. Property
B. Excise
C. Income
D. Capital gain
Answer» D. Capital gain
63.

The inventory of raw materials included in the working capital is usually about __________ months supply of raw materials valued at delivery prices.

A. one
B. three
C. six
D. twelve
Answer» B. three
64.

In declining balance method of depreciation calculation, the

A. value of the asset decreases linearly with time.
B. annual cost of depreciation is same every year.
C. annual depreciation is the fixed percentage of the property value at the beginning of the particular year.
D. none of these.
Answer» D. none of these.
65.

Cost of instrumentation in a modern chemical plant ranges from __________ percent of the total plant cost.

A. 5 to 10
B. 20 to 30
C. 40 to 50
D. 60 to 70
Answer» C. 40 to 50
66.

Annual depreciation costs are constant, when the __________ method of depreciation calculation is used.

A. declining balance
B. straight line
C. sum of the years digit
D. none of these
Answer» C. sum of the years digit
67.

The amount of simple interest during 'n' interest period is (where, i = interest rate based on the length of one interest period, p = principal)

A. p.i.n.
B. p(1 + i.n)
C. p(1 + i)n
D. p(1 - i.n)
Answer» B. p(1 + i.n)
68.

In which of the electric power generation system, the operating cost is minimum ?

A. Thermal
B. Nuclear
C. Hydroelectric
D. Fast breeder reactor
Answer» D. Fast breeder reactor
69.

A shareholder has __________ say in the affairs of company management compared to a debenture holder.

A. more
B. less
C. same
D. no
Answer» B. less
70.

Which of the following does not come under the sales expenses for a product of a chemical plant ?

A. Advertising
B. Warehousing
C. Legal fees
D. Customer service.
Answer» D. Customer service.
71.

Which of the following elements is not included in the scope of market analysis ?

A. Competition from other manufactures.
B. Product distribution.
C. Opportunities
D. Economics
Answer» E.
72.

Which of the following is the costliest material of construction used in pressure vessel construction ?

A. Low alloy steel
B. Lead
C. Titanium
D. High alloy steel
Answer» D. High alloy steel
73.

__________ of depreciation calculation accounts for the interest on investement.

A. Straight line method
B. Declining balance
C. both (a) and (b)
D. neither (a) nor (b).
Answer» E.
74.

For a typical project, the cumulative cash flow is zero at the

A. end of the project life.
B. break even point.
C. start up.
D. end of the design stage.
Answer» C. start up.
75.

A reactor having a salvage value of Rs. 10000 is estimated to have a service life of 10 years. The annual interest rate is 10%. The original cost of the reactor was Rs. 80000. The book value of the reactor after 5 years using sinking fund depreciation method will be Rs.

A. 40096
B. 43196
C. 53196
D. 60196
Answer» E.
76.

Which of the following relationship is not correct is case of a chemical process plant ?

A. Manufacturing cost = direct product cost + fixed charges + plant overhead costs
B. General expenses = administrative expenses + distribution & marketing expenses
C. Total product cost = manufacturing cost + general expenses
D. Total product cost = direct production cost + plant overhead cost.
Answer» E.
77.

Annual depreciation cost are not constant when, the __________ method of depreciation calculation is used.

A. straight line
B. sinking fund
C. present worth
D. declining balance.
Answer» E.
78.

Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.

A. 30
B. 50
C. 75
D. 95
Answer» C. 75
79.

Which of the following is not a component of the fixed capital for a chemical plant facility?

A. Raw materials inventory.
B. Utilities plants.
C. Process equipment.
D. Emergency facilities.
Answer» B. Utilities plants.
80.

Gross earning is equal to the total income minus

A. total product cost
B. fixed cost
C. income tax
D. none of these
Answer» B. fixed cost
81.

Personnel working in the market research group is reponsible for the job of

A. equipment selection.
B. product evaluation.
C. equipment design.
D. cost estimation.
Answer» C. equipment design.
82.

The amount of compounded interest during 'n' interest periods is

A. p[(1+i)n-1)]
B. p(1 + i)n
C. p(1 - i)n
D. p(1 + in)
Answer» B. p(1 + i)n
83.

For a given fluid, as the pipe diameter increases, the pumping cost

A. decreases.
B. increases.
C. remains the same.
D. may increase or decrease, depending upon whether the fluid is Newtonian or non-Newtonian.
Answer» B. increases.
84.

The total investment in a project is Rs. 10 lakhs and the annual profit is 1.5 lakhs. If the project life is 10 years, then the simple rate of return on investment is

A. 0.15
B. 0.1
C. 0.015
D. 1.5
Answer» D. 1.5
85.

Which of the following methods of depreciation calculations results in book values greater than those obtained with straight line method ?

A. Multiple straight line method
B. Sinking fund method
C. Declining balance method
D. Sum of the years digit method
Answer» C. Declining balance method
86.

Cost incurred towards __________ in a chemical plant is a component of the utilities cost.

A. water supply
B. running a control laboratory
C. property protection
D. medical services
Answer» B. running a control laboratory
87.

Which of the following is a component of working capital investment ?

A. Utilities plants.
B. Maintenance and repair inventory.
C. Process equipments.
D. Depreciation.
Answer» C. Process equipments.
88.

With increase in the discounted cash flow rate of return, the ratio of the total present value to the initial investment of a given project

A. decreases
B. increases
C. increases linearly
D. remains constant
Answer» B. increases
89.

Construction expenses are roughly __________ percent of the total direct cost of the plant.

A. 2
B. 10
C. 30
D. 50
Answer» C. 30
90.

'P' is the investment made on an equipment, 'S' is its salvage value and 'n is the life of the equipment in years. The depreciation for rath year by the sum-of years digit method will be

A.
B.
C.
D.
Answer» E.
91.

A machine has an initial value of Rs. 5000, service life of 5 years and final salvage value of Rs. 1000. The annual depreciation cost by straight line method is Rs.

A. 300
B. 600
C. 800
D. 1000
Answer» D. 1000
92.

Which of the following is not a component of the working capital for a chemical process plant ?

A. Product inventory.
B. In-process inventory.
C. Minimum cash reserve.
D. Storage facilities.
Answer» E.
93.

Which of the following is not a component of depreciation cost ?

A. Repairs and maintenance cost.
B. Loss due to obsolescence of the equipment.
C. Loss due to decrease in the demand of product.
D. Loss due to accident/breakdown in the machinery.
Answer» B. Loss due to obsolescence of the equipment.
94.

Equipment installation cost in a chemical process plant ranges from __________ percent of the purchased equipment cost.

A. 10 to 20
B. 35 to 45
C. 55 to 65
D. 70 to 80
Answer» C. 55 to 65
95.

If an amount R is paid at the end of every year for 'n' years, then the net present value of the annuity at an interest rate of i is

A.
B.
C. R(1 + i)n
D. R/(1 + i)n
Answer» C. R(1 + i)n
96.

If the interest rate of 10% per period is compounded half yearly, the actual annual return on the principal will be __________ percent.

A. 10
B. 20
C. >20
D. < 20
Answer» D. < 20
97.

__________ method for profitability evaluation of a project does not account for investment cost due to land.

A. Net present worth
B. Pay out period
C. Discounted cash flow
D. Rate of return on investment
Answer» C. Discounted cash flow
98.

'Utilities' in a chemical process plant includes compressed air, steam, water, electrical power, oxygen, acetylene, fuel gases etc. Utility costs for ordinary chemical process plants ranges roughly from __________ percent of the total product cost.

A. l to 5
B. 10 to 20
C. 25 to 35
D. 35 to 45
Answer» C. 25 to 35
99.

The ratio of working capital to total capital investment for most chemical plants (except for non-seasonal based products) is in the range of __________ percent.

A. 0.1 to 1
B. 1 to 2
C. 10 to 20
D. 50 to 60
Answer» D. 50 to 60
100.

Accumulated sum at the end of 5 years, if Rs. 10000 is invested now at 10% interest per annum on a compound basis is Rs.

A. 15000
B. 16105
C. 18105
D. 12500
Answer» C. 18105