Explore topic-wise MCQs in Electromagnetic Theory.

This section includes 4265 Mcqs, each offering curated multiple-choice questions to sharpen your Electromagnetic Theory knowledge and support exam preparation. Choose a topic below to get started.

2251.

n different objects can be arranged taken all at a time in

A. (n-1)ιways
B. (n+1)ιways
C. nι ways
D. (2n)ι Ways
Answer» D. (2n)ι Ways
2252.

The 'direction sharing' means

A. communicating line authority
B. staff authority
C. communicating company's higher-level goals
D. communicating future HR policies
Answer» D. communicating future HR policies
2253.

Osmotic pressure of 1 mol of idea solute relative to pure water is -

A. 22.4 atm
B. 6.5 atm
C. 2 atm
D. 4 atm
Answer» B. 6.5 atm
2254.

Which one among the following is the major cause of blurring and unsharp images of objects observed through very large telescope at the extreme limit of magnification?

A. varying density of air in the Earth's atmosphere
B. poor tracking capacities of telescopes
C. poor optical polish achievable on large mirrors
D. Air turbulence of earth's atmosphere
Answer» E.
2255.

Which of the following are characteristic markers for Hodgkin's Lymphoma?

A. CD30 and CD68
B. CD15 and CD3
C. CD15 and CD30
D. CD15 and CD45
Answer» D. CD15 and CD45
2256.

Most common occular foreign body is:

A. Plastics
B. Stone
C. Chiesel and hammer
D. Glass
Answer» D. Glass
2257.

Snow blindness is caused by:

A. Microwaves
B. Defect in mirror
C. Ultraviolet rays
D. Infarads
Answer» D. Infarads
2258.

The partners who are only liable for their own part of investment are considered as

A. venture partners
B. corporate partners
C. limited partners
D. general partners
Answer» D. general partners
2259.

Look at this series: 664, 332, 340, 170, ____, 89, ... What number should fill the blank?

A. 178
B. 109
C. 97
D. 85
Answer» B. 109
2260.

The flexible budget amount is added in to variable overhead flexible budget variance to calculate

A. manufacturing costs incurred
B. variable costs incurred
C. fixed costs incurred
D. actual costs incurred
Answer» E.
2261.

Which is true regarding nerve conduction -

A. All or none phenomenon
B. Conduction independent of amplitude
C. Propagated action potential is generated in dendrites
D. Faster in unmyelinated fibres
Answer» B. Conduction independent of amplitude
2262.

Upon the reaction: SiCl4(l) + 2H2O(l) → SiO2(s) + HCl(g), the solution becomes ionic because

A. the gaseous HCl is formed
B. H+ are produced.
C. All of Above
D. some of the HCl(g) can get dissolved in water
Answer» D. some of the HCl(g) can get dissolved in water
2263.

The command used to display all files (.exe) from the system

A. a. Dir *.exe
B. b. Dir *.exe/s
C. c. Dir *.exe/all
D. d. None of above
Answer» C. c. Dir *.exe/all
2264.

Most commonly involved organs in draft in versus host disease are all except -

A. Gut
B. Liver
C. Skin
D. Kideny
Answer» E.
2265.

The process by which fusion of part of a cell membrane occurs is/are -

A. Cell division
B. Endocytosis
C. Virus replication
D. All of the above
Answer» E.
2266.

Tinel's sign helps in diagnosis of -

A. Hemoperitoneum
B. Recovery of the injured nerves
C. Conjunctivitis
D. Thyrotoxicosis
Answer» C. Conjunctivitis
2267.

Commonest cause of SVC obstruction is

A. Fibrosis of SVC
B. Bronchogenic carcinoma
C. Pericardial fibrosis
D. Hepatocellular carcinoma
Answer» C. Pericardial fibrosis
2268.

The three primary colours are -

A. Green, Yellow, Red
B. Blue, Yellow, Red
C. Blue, Red, Green
D. Blue, Yellow, Green
Answer» D. Blue, Yellow, Green
2269.

Malnutrition related diabetes mellitus is related with all, except -

A. Ketosis
B. Body mass index <19
C. Positive past history of pancreatitis
D. Commoner variety is fibrocalculous pancreatic type
Answer» B. Body mass index <19
2270.

10 year old male child presents with polar and h/o blood transfusion 2 month back.On investigation, Hb - 4.5 gms, Total count- 60000, platelet count- 2 lakhs and CD 10 +ve, CD 19 +ve, CD 117 +ve, MPO +ve and CD33 -ve. What is the most probable diagnosis -

A. ALL
B. AML
C. Undifferentiated leukemia
D. Mixed phenotypic acute leukemia
Answer» E.
2271.

\"The universe tends towards maximum disorder\" is stated by

A. second law of thermodynamics
B. first law of thermodynamics
C. none of the above
D. third law of thermodynamics
Answer» B. first law of thermodynamics
2272.

Prothrombin time is prolonged in -

A. Factor XII deficiency
B. Factor IX deficiency
C. Factor II deficiency
D. Lupus anticoagulant
Answer» D. Lupus anticoagulant
2273.

.. show characteristics with both hardware and software

A. a. Operating system
B. b. Software
C. c. Data
D. d. None
Answer» B. b. Software
2274.

The writing of which pamphlet caused Percy Bysshe Shelley’s expulsion?

A. The Necessity of Atheism
B. Common Sense
C. Pride and Prejudice
D. A Declaration of Rights
Answer» B. Common Sense
2275.

The intensity of sun's radiation is about

A. 20 kW m-2
B. 1.0 kW m-2
C. 8 kW m-2
D. 5 kW m-2
Answer» C. 8 kW m-2
2276.

How much percent above the cost price should a shopkeeper mark his goods so that after allowing a discount of 10%, he should gain 26%?(CTS COMPANY)

A. 0.4
B. 0.16
C. 0.36
D. 0.3
Answer» B. 0.16
2277.

Which command used to delete all files from current directory?

A. a. Del
B. b. Deltree/y *
C. c. Del *.*
D. d. All of the above
Answer» D. d. All of the above
2278.

The dislocating force in Benett's fracture:

A. Abductor pollicis longus
B. Flexor pollicis longus
C. Flexor pollicis brevis
D. Extensor indicis
Answer» B. Flexor pollicis longus
2279.

CO2 diffuses more easily through the respiratory membrane than O2 because it is:

A. More soluble in plasma
B. Less dense
C. Less PCO2 in the alveoli
D. Less molecular weight
Answer» B. Less dense
2280.

Carbon fixation requires the expenditure of ATP molecules which is generated by

A. replenishment of chlorophyll
B. formation of glucose during the Calvin cycle
C. none of the above
D. ETS (electron transfer system) during the light reactions
Answer» E.
2281.

As compared to solids, liquids have

A. greater distance between particles
B. less distance between particles
C. are highly compressible
D. there is a strong attraction between particles
Answer» B. less distance between particles
2282.

The mass of a body at the centre of earth is:

A. Zero
B. Remains constant
C. More than at the surface
D. Less than at the surface
Answer» C. More than at the surface
2283.

The minimum height of a plane mirror to see the full image of a person is equal to-

A. the height of the person
B. half the height of the person
C. one-fourth the height of the person
D. double the height of the person
Answer» C. one-fourth the height of the person
2284.

Medullary carcinoma of the thyroid is associated with which of the following syndrome:

A. MEN II
B. MEN I
C. Hashimoto's thyroiditis
D. Fraumeni syndrome
Answer» B. MEN I
2285.

Changes in blood pressure through the systemic capillaries are all except -

A. pH decreases
B. Increase in hemotocrit
C. Increase in protein content
D. Shift of ooxygen dissociation curve to the left
Answer» E.
2286.

True regarding Gitter cells is -

A. Immunomodulator in CNS
B. Modified macrophages in CNS
C. Astrocytes
D. Oligodendroglia
Answer» C. Astrocytes
2287.

Commonest type of lung carcinoma in nonsmokers is

A. Small cell CA
B. Squamous cell CA
C. Alveolar cell CA
D. Adeno CA
Answer» E.
2288.

The major function of Major Intrinsic Protein 26 (MIP-26) is:

A. Transport of water in lens
B. Glucose transport in lens
C. Capsule of lens
D. Diffusion barrier
Answer» B. Glucose transport in lens
2289.

A piece of metal plate with a circular hole is heated. If the metal plate expands on heating, the diameter of the hole will -

A. Decrease
B. Increase or decrease depending on the diameter of the hole
C. Increase or decrease depending upon the material of the plate
D. Increase
Answer» E.
2290.

Damage to the radial nerve in the spinal groove spares which muscle

A. Lateral head of triceps
B. Long head of triceps
C. Medial head of triceps
D. Anconeus
Answer» C. Medial head of triceps
2291.

Most common site of osteogenic sarcoma is:

A. Femur,lower end
B. Femur,upper end
C. Tibia,lower end
D. Tibia,upper
Answer» B. Femur,upper end
2292.

In ankylosing spondylitis, the joint least commonly involved is -

A. Ankle
B. Elbow
C. Spinal
D. Sacroiliac
Answer» C. Spinal
2293.

In white cast irons, carbon present as ________________.

A. Graphite nodules
B. Graphite flakes
C. Carbon does not exist
D. Cementite
Answer» E.
2294.

True about nerve impulse is -

A. Travels in one direction along axon
B. If current is increased too slow nerve respond fast
C. Travels in one direction at synapse
D. Travels with speed of electric current
Answer» D. Travels with speed of electric current
2295.

A 60 yrs old man presented with fatigue,weight loss and heaviness in left hypochondrium for 6 months.The hemogram showed Hb.10gm/dL, TLC 5 lakhs/mm3,platelet count 4 lakhs/mm3, DLC; neutrophil 55%, lymphocutes 4%, monocytes 2%,basophils 6%, metamyelocytes 10%,myelocytes 18%,promyelocytes 2% and blasta 3%. The most likely cytogenetic abnormality in this case is

A. t (1;21)
B. t (9;22)
C. t (15;17)
D. Trisomy 21
Answer» C. t (15;17)
2296.

Flumazenil is a :

A. Adrenergic blocking agent
B. Oplate antagonist
C. Benzodiazepine antagonist
D. Benzodiazepine agonist
Answer» D. Benzodiazepine agonist
2297.

The following are surgical spaces of the orbit except -

A. Sub periosteal space
B. Peribulbar space
C. Central space
D. Tenon space
Answer» C. Central space
2298.

Conjugated hyperbilirubinemia in infancy is seen in -

A. Dubin-johnson syndrome
B. Rotor syndrome
C. Neonatal hepatitis
D. All of the above
Answer» E.
2299.

Atheroma resulting in angina has following characteristic except:

A. Thin fibrous cap
B. Thick fibrous cap
C. Lack of macrophage
D. Lack of smooth muscle cell
Answer» D. Lack of smooth muscle cell
2300.

Wear and tear pigment in the body refers to -

A. Lipochrome
B. Melanin
C. Anthracotic pigment
D. Hemosiderin
Answer» B. Melanin