Explore topic-wise MCQs in Chemical Engineering.

This section includes 5314 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.

2951.

WHAT_TYPE_OF_STEAM_IS_PRODUCED_IN_THE_STEAM_BOILER??$

A. Low pressure steam
B. High pressure steam
C. Saturated steam
D. Unsaturated steam
Answer» D. Unsaturated steam
Discussion
2952.

CHLORINE_NUMBER_=____________X_ROE_NUMBER.?$

A. 0.10
B. 0.20
C. 0.80
D. 0.90
Answer» E.
Discussion
2953.

THE_RIGOROUS_METHODS_GENERALLY_INVOLVE_COMPUTATIONS_TO_ESTIMATE_THE:?$

A. Transverse reactions
B. Longitudinal reactions
C. Redundant reactions
D. Span reactions
Answer» D. Span reactions
Discussion
2954.

WHAT_IS_THE_RELATIONSHIP_BETWEEN_THE_LINEAR_ELASTIC_PROPERTIES_YOUNGS_MODULUS,_BULK_MODULUS_AND_RIGIDITY_MODULUS??$

A. 1/E = 9/k + 3/G
B. 9/E = 3/K + 1/G
C. 3/E = 9/K + 1/G
D. 9/E = 1/K + 3/G
Answer» E.
Discussion
2955.

FOR_SEMICONDUCTORS,_THE_RESISTIVITY_IS_INVERSELY_PROPORTIONAL_TO_THE_TEMPERATURE_FOR_SEMICONDUCTING_MATERIALS.?$

A. True
B. False
Answer» B. False
Discussion
2956.

THE_(17291728)TH_DERIVATIVE_OF_F(X)_=_(X2_+_1)TAN-1_(X)_AT_X_=_0_IS?$

A. 0
B. 1729
C. 1728
D. ‚àû
Answer» B. 1729
Discussion
2957.

CONSIDER_A_PISTON-CYLINDER_WITH_0.5_KG_OF_R-134A_AS_SATURATED_VAPOUR_AT_-10¬¨ àûC._IT_IS_COMPRESSED_TO_A_PRESSURE_OF_500_KPA_IN_A_POLYTROPIC_PROCESS_WITH_N_=_1.5._DETERMINE_THE_WORK_DONE_DURING_THE_PROCESS.?$#

A. -6.07 kJ
B. -7.07 kJ
C. -8.07 kJ
D. -9.07 kJ
Answer» C. -8.07 kJ
Discussion
2958.

THE_TENDENCY_OF_A_FORCE_TO_ROTATE_THE_BODY_IS_CALLED_THE_MOMENT_OF_THE_FORCE.?$

A. True
B. False
Answer» B. False
Discussion
2959.

HOW_IS_THE_CREEP_STRENGTH_OF_CERAMICS_WHEN_COMPARED_TO_OTHER_MATERIALS??$

A. Zero
B. Low
C. High
D. Excellent
Answer» E.
Discussion
2960.

WHEN_WILL_THE_FOURTH_ARGUMENT_TO_OPEN()_USEFUL??$

A. When the second argument names a retired window
B. When the first argument names an existing window
C. When the second argument names an existing window
D. When the first argument names a retired window
Answer» D. When the first argument names a retired window
Discussion
2961.

DEGREE_OF_ACCURACY_FOR_CHAIN_UNDER_THE_AVERAGE_CONDITION_IS________?$

A. 1 in 500
B. 1 in 50,000
C. 1 in 5000
D. 1 in 50
Answer» B. 1 in 50,000
Discussion
2962.

A_SINGLE_MODE_FIBER_HAS_REFRACTIVE_INDICES_N1=1.50,_N2=_2.23,_CORE_DIAMETER_OF_8‚ÂÀ√≠¬¨‚À´M,_WAVELENGTH=1.5‚ÂÀ√≠¬¨‚À´M_CUTOFF_WAVELENGTH=_1.214‚ÂÀ√≠¬¨‚À´M._FIND_THE_RADIUS_OF_CURVATURE??$#

A. 12 mm
B. 20 mm
C. 34 mm
D. 36 mm
Answer» D. 36 mm
Discussion
2963.

THE_METHOD_WHICH_STARTS_WITH_A_CIRCLE_IS_CALLED_AS____________?$

A. parallel dimensioning
B. superimposed running dimensioning
C. combined dimensioning
D. tabular dimensioning
Answer» C. combined dimensioning
Discussion
2964.

IF_THE_CHARACTERISTIC_IMPEDANCE_OF_A_TRANSMISSION_LINE_50_‚ÂÀ√≠¬¨¬©_AND_REFLECTION_COEFFICIENT_IS_0.0126+J0.1996,_THEN_LOAD_IMPEDANCE_IS:?$#

A. 47.3+j19.7Ω
B. 4.7+j1.97Ω
C. 0.26+j0.16
D. data insufficient
Answer» B. 4.7+j1.97‚âà√≠¬¨¬©
Discussion
2965.

THE_SOF_IS_TRANSMITTED_EVERY_______?$

A. 1s
B. 5s
C. 1ms
D. 1Us
Answer» D. 1Us
Discussion
2966.

IN_THE_SHELL_CORE_MAKING,_WHEN_THE_SAND_BLOWING_IS_EMPLOYED,_IT_IS_PREFERRED_TO_USE_RESIN_PRECOATED_SANDS_TO_AVOID_RESIN_SEGREGATION.?$

A. True
B. False
Answer» B. False
Discussion
2967.

STATE_TRUE_OR_FALSE:?$

A.
B. true
Answer» B. true
Discussion
2968.

IN_DELTA/DELTA_CONNECTION_FLUX_IS_ALMOST__________________?$

A. sinusoidal
B. flat-topped
C. triangular
D. square wave
Answer» B. flat-topped
Discussion
2969.

IF_THE_ELEMENTS_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´A‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ,_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´B‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ,_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´C‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ_AND_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´D‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ_ARE_PLACED_IN_A_STACK_AND_ARE_DELETED_ONE_AT_A_TIME,_WHAT_IS_THE_ORDER_OF_REMOVAL??$#

A. ABCD
B. DCBA
C. DCAB
D. ABDC
Answer» C. DCAB
Discussion
2970.

WHICH_OF_THE_FOLLOWING_COMBINATION_OF_PROCESSING_AND_PRESERVATION_TECHNIQUES_WORKS_BEST_FOR_SMOKED_PRODUCTS??$

A. Salt and acidification
B. Heat and solid content
C. Heat, salt, acidification/minimal moisture content
D. Heat, salt, dipping in brine/ minimal moisture content
Answer» E.
Discussion
2971.

HIGH_MECHANICAL_STABILITY_IS_MORE_FOR________?$

A. sodium base greases
B. lithium soap greases
C. complex greases
D. cup greases
Answer» C. complex greases
Discussion
2972.

THE_LID_THAT_COVERS_THE_ENGINE_TOP_IN_A_CAR_AND_SITUATED_AT_THE_FRONT_IS_CALLED_________?$

A. Gill
B. Softtop
C. Bonnet
D. Spoiler
Answer» D. Spoiler
Discussion
2973.

THE_DNA_IS_LABELLED_WITH_FLUORESCENT_DYES_IN_ORDER_TO_STUDY_THE_LEVEL_OF_TRANSCRIPTION._THE_GIVEN_STATEMENT_IS_TRUE_OR_FALSE??$

A. True
B. False
Answer» B. False
Discussion
2974.

WHAT_IS_THE_FORMULA_TO_CALCULATE_THE_RADIAL_DEPTH_OF_LOW_VOLTAGE_WINDINGS??$

A. radial depth of the lv windings = number of layers * radial depth of the conductors * insulation between layers
B. radial depth of the lv windings = number of layers * radial depth of the conductors – insulation between layers
C. radial depth of the lv windings = number of layers / radial depth of the conductors + insulation between layers
D. radial depth of the lv windings = number of layers * radial depth of the conductors + insulation between layers
Answer» E.
Discussion
2975.

WHICH_OF_THE_FOLLOWING_DOES_NOT_HOLD_TRUE_ABOUT_LASER_BEAM_MACHINING??$

A. High initial cost
B. High running cost
C. No heat affected zone
D. It is not suitable for heat sensitive materials
Answer» D. It is not suitable for heat sensitive materials
Discussion
2976.

HYDROGEN-TERMINATED_SILICON_SURFACES_ARE_____________?$

A. hydrophobic
B. hydrophilic
C. hydropic
D. deliquescent
Answer» B. hydrophilic
Discussion
2977.

WHICH_ONE_IS_TRUE_FOR_THE_SPINE??$

A. A <sub>C</sub> = π d <sup>2</sup>/4 and P = 4 π d
B. A <sub>C</sub> = π d <sup>2</sup>/4 and P = 3 π d
C. A <sub>C</sub> = π d <sup>2</sup>/4 and P = π d
D. A <sub>C</sub> = π d <sup>2</sup>/4 and P = 2 π d
Answer» D. A <sub>C</sub> = ‚âà√¨‚àö√ë d <sup>2</sup>/4 and P = 2 ‚âà√¨‚àö√ë d
Discussion
2978.

TUNED_LCR_CIRCUIT_FORMS_BAND-PASS_FILTERS.?$

A. True
B. False
Answer» B. False
Discussion
2979.

BCC_METALS_(TRANSITION_METALS)_HAVE_______YIELD_STRENGTH_TEMPERATURE_SENSITIVITY.?$

A. No
B. Small
C. Large
D. Moderate
Answer» D. Moderate
Discussion
2980.

I)_II)?$

A. ii) only
B. i) only
C. All
Answer» B. i) only
Discussion
2981.

ADJUSTMENTS_IN_ACTIVATION_IS_SLOWER_THAN_THAT_OF_SYNAPTIC_WEIGHTS??$

A. yes
B. no
Answer» C.
Discussion
2982.

RTD_STANDS_FOR_________?$

A. resistance temperature device
B. resistance temperature detector
C. reluctance thermal device
D. resistive thermal detector
Answer» C. reluctance thermal device
Discussion
2983.

WHEN_IS_THE_MEMORY_ALLOCATED_FOR_AN_OBJECT_GETS_FREE??$

A. At termination of program
B. When object goes out of scope
C. When main function ends
D. When system restarts
Answer» D. When system restarts
Discussion
2984.

WHAT_DOES_THE_ASSERTTRUE(‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´MESSAGE‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ,A)_DO??$#

A. Asserts that the condition A is true
B. Asserts that “message” = A
C. Asserts that A contains “message”
D. Asserts that the condition A is false
Answer» B. Asserts that ‚Äö√Ñ√∂‚àö√ë‚àö‚à´message‚Äö√Ñ√∂‚àö√ë‚àöœÄ = A
Discussion
2985.

THE_EXAMPLE_OF_ROLLING_PAIR_IS?$

A. bolt and nut
B. lead screw of a lathe
C. ball and socket joint
D. ball bearing and roller bearing
Answer» E.
Discussion
2986.

SIZE_OF_SOURCE_AND_DESTINATION_PORT_ADDRESS_OF_TCP_HEADER_RESPECTIVELY_ARE____________?$

A. 16-bits and 32-bits
B. 16-bits and 16-bits
C. 32-bits and 16-bits
D. 32-bits and 32-bits
Answer» C. 32-bits and 16-bits
Discussion
2987.

WITH_RESPECT_TO_REMODELING_COMPLEX_OF_NUCLEOSOME,_WHICH_OF_THE_FOLLOWING_IS_NOT_TRUE??$

A. Does not require ATP
B. Favors sliding of histone
C. Favors transfer of histone
D. Favors remodeling of histone
Answer» B. Favors sliding of histone
Discussion
2988.

PROTEINS_RICH_IN_______________AND________________HELP_IN_SPLICING.?$

A. A and G
B. R and S
C. F and G
D. S and R
Answer» E.
Discussion
2989.

SLL_OPERATION_IS_EQUIVALENT_TO_WHICH_OF_THE_FOLLOWING_OPERATIONS??$

A. Multiplication by any natural number
B. Multiplication by 2
C. Division by 2
D. Exponential operation
Answer» E.
Discussion
2990.

IN_HUMAN_BRAIN_CORPUS_CALLOSUM_CONNECTS____________?$

A. Two optic lobes
B. Bone and muscle
C. Two cerebral hemisphere
D. Two lobes of pituitary gland
Answer» D. Two lobes of pituitary gland
Discussion
2991.

HIGH_TEMPERATURE_X-RAY_DIFFRACTION_IS_A_VALUABLE_TECHNIQUE_FOR_OBTAINING____________?$

A. Functional information on polymers
B. Structural information on polymorphs
C. Concentration of polymers
D. Solubility of polymers
Answer» C. Concentration of polymers
Discussion
2992.

TRANSPORTATION_THROUGH_FLUIDIZATION_USING_MORE_POWER_THAN_ANY_OTHER_PROCESS,_TRUE_OR_FALSE??$

A. True
B. False
Answer» C.
Discussion
2993.

COMPONENT_INSTANTIATION_IS_THE_PART_OF____________MODELING.?$

A. Behavior
B. Component
C. Dataflow
D. Structural
Answer» E.
Discussion
2994.

A_PIPE_OF_OUTSIDE_DIAMETER_20_MM_IS_TO_BE_INSULATED_WITH_ASBESTOS_WHICH_HAS_A_MEAN_THERMAL_CONDUCTIVITY_OF_0.1_W/M_DEGREE._THE_LOCAL_COEFFICIENT_OF_CONVECTIVE_HEAT_TO_THE_SURROUNDINGS_IS_5_W/SQUARE_METER_DEGREE._FIND_THE_CRITICAL_RADIUS_OF_INSULATION_FOR_OPTIMUM_HEAT_TRANSFER_FROM_A_PIPE??$

A. 10 mm
B. 20 mm
C. 30 mm
D. 40 mm
Answer» C. 30 mm
Discussion
2995.

WHICH_OF_THE_FOLLOWING_LEARNING_LAWS_BELONGS_TO_SAME_CATEGORY_OF_LEARNING??$

A. hebbian, perceptron
B. perceptron, delta
C. hebbian, widrow-hoff
D. instar, outstar
Answer» C. hebbian, widrow-hoff
Discussion
2996.

WHICH_OF_THE_FOLLOWING_IS_THE_CORRECT_ORDER_FOR_BONDING_ENERGIES_OF_MOLECULAR_ORBITALS??$

A. σ1s < σ2s < σ*2s < σ*1s
B. σ1s < σ2s < σ*1s < σ*2s
C. σ1s < σ*1s < σ2s < σ*2s
D. none of the mentioned
Answer» D. none of the mentioned
Discussion
2997.

WHAT_IS_THE_RANGE_OF_COEFFICIENT_OF_FRICTION_FOR_SOLID_LUBRICANTS??$

A. 0.005-0.01
B. 0.001-0.01
C. 0.0001-0.001
D. 0.0005-0.001
Answer» B. 0.001-0.01
Discussion
2998.

THE_INSTRUCTION_THAT_UNCONDITIONALLY_TRANSFERS_THE_CONTROL_OF_EXECUTION_TO_THE_SPECIFIED_ADDRESS_IS?$

A. CALL
B. JMP
C. RET
D. IRET
Answer» E.
Discussion
2999.

WHICH_LANGUAGE_DOESN‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•T_SUPPORT_METHOD_OVERRIDING_IMPLICITLY??$#

A. C++
B. C
C. Java
D. SmallTalk
Answer» B. C
Discussion
3000.

STICKLAND_REACTION_IS_THE_ALTERNATIVE_NAME_FOR_________?$

A. Lactic acid fermentation
B. Alcoholic fermentation
C. Mixed acid fermentation
D. Amino acid fermentation
Answer» E.
Discussion