⚗️ Chemical Engineering Solved MCQs with Answers

Practice 1920 approved ⚗️ Chemical Engineering questions with verified answers from the 🛠️ Engineering Essentials subject for Pakistan exams.

1920 solved MCQs

Pick out the wrong statement.Answer: Working capital = current assets + current liability. Personnel working in the market research group is reponsible for the job ofAnswer: Product evaluation. "Break-even point" is the point of intersection ofAnswer: Total cost and sales revenue. Pick out the wrong statement.Answer: Net revenue is the total profit remaining after deducting all costs excluding taxes. The payback method for the measurement of return on investmentAnswer: Does not measure the discounted rate of return. Annual depreciation costs are constant, when the __________ method of depreciation calculation is used.Answer: Straight line Cost incurred towards __________ in a chemical plant is a component of the utilities cost.Answer: Water supply Equipment installation cost in a chemical process plant ranges from __________ percent of the purchased equipment cost.Answer: 35 to 45 Annual depreciation cost are not constant when, the __________ method of depreciation calculation is used.Answer: Declining balance. Pick out the wrong statement.Answer: Plates with butt welded joints are less expensive compared to lap welded joints, because squaring of plates is not necessary. Construction expenses are roughly __________ percent of the total direct cost of the plant.Answer: 10 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.Answer: 800 Powder metallurgy process does not make metal powder byAnswer: Hammering Which of the following is not a component of depreciation cost ?Answer: Repairs and maintenance cost. In the blast furnace, incorporation of water vapour in the blast gives the following effect.Answer: Increases the reducing potential of the gas. A series of equal payments (e.g., deposit or cost) made at equal intervals of time is known asAnswer: Annuity A shareholder has __________ say in the affairs of company management compared to a debenture holder.Answer: More Which of the following is not a component of the working capital for a chemical process plant ?Answer: Storage facilities. 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.Answer: 60196 Relative cost of chemical process plants in India is about __________ percent more than the similar plants in U.S.A.Answer: 35 Which of the following methods of depreciation calculations results in book values greater than those obtained with straight line method ?Answer: Sinking fund method Total product cost of a chemical plant does not include the __________ cost.Answer: Market survey The usual energy consumption in electric arc furnace steel making is __________ KWh/ton of steelAnswer: 400 - 700 Depreciation is __________ in profit with time.Answer: Decrease Maximum permissible air velocity in pipelines is about __________ metre/second.Answer: 10 Area under the stress-strain curve upto the __________ is referred to as the modulus of resilience.Answer: Proportional limit __________ is the hardest oxide and is hence used where high wear resistance at high temperature is required.Answer: Alumina Titanium alloys are welded using the Following process:Answer: TIG welding. Gantt chart (or Bar chart) is helpful inAnswer: Preparing production schedule. Profit is equal to revenue minusAnswer: Total cost