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.

3701.

Which command is used to undelete a bunch of files with extension .doc that you have just deleted?

A. a. Undelete
B. b. Undelete/all
C. c. Undelete *.doc
D. d. All of above
Answer» D. d. All of above
3702.

When did Pablo Neruda get Nobel Prize for Literature?

A. 1971
B. 1969
C. 1978
D. 1975
Answer» B. 1969
3703.

All of the following cause Hyperventilation except

A. Decreased pH in CSF
B. Decreased plasma HCO3
C. CO poisoning
D. Increased adrenergic levels
Answer» D. Increased adrenergic levels
3704.

Lens System used in a microscope-

A. Convex
B. Concave
C. Concave,Convex
D. Plain lens
Answer» B. Concave
3705.

Natural killer cells attacks which of the following cells -

A. Cells which are not able to express MHC 1
B. Cells which express MHC 1
C. Cells which are not able to express MHC
D. MHC cells which express MHC 2
Answer» B. Cells which express MHC 1
3706.

Intraocular lens in phacoemulsification is best placed in:

A. Capsular bag
B. Over iris
C. In front of anterior capsule
D. Anterior chamber
Answer» B. Over iris
3707.

A ...is a windows component that is designed to store other components so these can be organized efficiently?

A. a. Document
B. b. Window
C. c. Folder
D. d. All of above
Answer» D. d. All of above
3708.

2, 3, 5, 9, 17, 33, ……

A. 553
B. 35
C. 85
D. 65
Answer» E.
3709.

Definitive sign of VIC:

A. Absent radial pulse
B. Pain in passive extension
C. Pallor of finger
D. Loss of sensation
Answer» C. Pallor of finger
3710.

The maintenance of posture in a normal adult human being depends upon:

A. Type of muscle fibers
B. Joint movements in physiological range
C. Integrity of reflex are
D. Muscle power
Answer» D. Muscle power
3711.

A young man with blurring of vision in right eye, followed by left eye after 3 months, showing disc hyperemia, edema, circumpapillary telangiectasia with normal pupillary response with centrocecal scotoma on perimetry, the cause is

A. Toxic optic neuropathy
B. Lebers hereditary optic neuropathy
C. Typical optic neuritis
D. Acute Papilledema
Answer» C. Typical optic neuritis
3712.

Toll like receptors, recognize bacterial products and stimulates immune response by -

A. FADD ligand apoptosis
B. Perforin and granzyme mediated apoptosis
C. Cyclin
D. Transcriptions of nuclear factor mediated by NFK Beta which recruits cytokines
Answer» E.
3713.

'Hairy cell leukemia' is a neoplastic proliferation of:

A. B.cells
B. T.cells
C. Macrophages
D. Myeloid cells
Answer» B. T.cells
3714.

Coenzyme Q is involved in electron transport as

A. a water-soluble electron donor
B. directly to O2
C. a lipid-soluble electron carrier
D. covalently attached cytochrome cofactor
Answer» D. covalently attached cytochrome cofactor
3715.

Avascular necrosis of head of the femur is most common in -

A. Subcapital #
B. Basal #
C. Fracture intertrochantric
D. Trans cervical fracture
Answer» B. Basal #
3716.

Which one of the following inherited disorders produces arterial thrombosis -

A. Factor V Leiden
B. Antithrombin deficiency
C. Homocysteinemia
D. Protein S deficiency
Answer» D. Protein S deficiency
3717.

All are ocular emergencies except:

A. Central serous retinopathy
B. Angle closure glaucoma
C. Central retinal arterial occlusion
D. Retinal detachment
Answer» B. Angle closure glaucoma
3718.

Following cells are responsible for acid secretion in kidney -

A. Mesangial cell
B. Pericytes cell
C. I cells
D. P cells
Answer» D. P cells
3719.

High oxygen tension in alveoli is due to -

A. Right to left shunt
B. Ventricular perfusion mismatch
C. Bronchial Asthma
D. Inappropriate gas exchange
Answer» C. Bronchial Asthma
3720.

Administration of betamethasone during delivery causes all,Except:

A. Decrease neonatal mortality
B. Decrease incidence of ARDS
C. Decrease incidence of intraventricular haemorrhage
D. Decrease incidence of hyperbilirubinemia
Answer» E.
3721.

In case of incomplete dominance, the phenotypic ratio of a monohybrid cross will be

A. 0.125706018518519
B. 0.0430671296296296
C. 0.0423842592592593
D. 0.0437615740740741
Answer» C. 0.0423842592592593
3722.

A patient on low calcium diet for 8 weeks.Following increases to maintain serum calcium levels -

A. Active 24, 25 dihydroxy cholecaliferol
B. Serum phosphate level
C. PTH
D. Calcium
Answer» D. Calcium
3723.

What is the output of the program

A. Garbage values
B. 0, 0.000000
C. None of above
D. Error
Answer» C. None of above
3724.

Fundoscopy of a Patient shows chalky white optic disc with well defined margins.Retinal vessels and surrounding Retina appears normal.Which of the following is the most likely diagnosis:

A. Glaucomatous optic atrophy
B. Consecutive optic atrophy
C. Primary Optic Atrophy
D. Post-neuritic secondery optic atrophy
Answer» D. Post-neuritic secondery optic atrophy
3725.

In AC circuits, AC meters measure

A. mean values
B. peak values
C. mean square values
D. rms values
Answer» E.
3726.

True regarding Oncogenes are all except -

A. Derived from proto oncogenes
B. Causes in vitro cell variation in animals
C. Oncogenes code for specific protein
D. Multiple growth factors govern the gene
Answer» E.
3727.

Which among the following is true about iron deficiency anemia ?

A. Increased Ferritin
B. Decreased TIBC
C. Marrow is Normoblastic
D. Macrocytic Hypochromic Anemia
Answer» D. Macrocytic Hypochromic Anemia
3728.

In a box there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?(INFOTECH COMPANY)

A. 02-03-2015
B. 01-07-2019
C. 01-03-2015
D. 03-04-2015
Answer» D. 03-04-2015
3729.

The incidence of malignancy in a dermoid cysts is -

A. 0.01
B. 0.05
C. 0.1
D. 0.15
Answer» B. 0.05
3730.

Inversion injury at the ankle can cause all of teh following EXCEPT:

A. Fracture base of the 5th metatarsal
B. Fracture tip of lateral melleolus
C. Fracture of sustentaculam tali
D. Sprain of EXT. Digitorum brevis
Answer» E.
3731.

The methods of performance appraisals does not include

A. comparative methods
B. objective methods
C. systematic methods
D. subjective methods
Answer» D. subjective methods
3732.

The Banker's algorithm is used

A. a. to rectify deadlock
B. b. to detect deadlock
C. c. to prevent deadlock
D. d. to slove deadlock
Answer» D. d. to slove deadlock
3733.

Pappu,7yrs old young boy,had fracture of lateral condyle of femur.He developed malunion as the fracture was not reduced amatomically.Malunion will produce:

A. Genu recurvatum
B. Dislocation of knee
C. Genu vulgam
D. Genu varum
Answer» D. Genu varum
3734.

The phenomena in which a charged body attract uncharged body is called

A. electric current
B. electrostatic induction
C. none of above
D. charge movement
Answer» C. none of above
3735.

A regulatory body which licenses brokers and oversees traders is classified as

A. international firm of auction system
B. international association of network dealers
C. national firm of equity dealers
D. national association of securities dealers
Answer» E.
3736.

Retinitis pigmentosa is associated with all except -

A. Kearns-Sayre syndrome
B. Marfan syndrome
C. Usher syndrome
D. Kornzweig syndrome
Answer» C. Usher syndrome
3737.

6P4 is equal to

A. 36
B. 360
C. 6
D. 4
Answer» C. 6
3738.

In primary tuberculosis,all of the following may be seen except:

A. calcification
B. Langerhan giant cell
C. Cavitation
D. Caseation
Answer» D. Caseation
3739.

Which of the following is used for correcting myopic eyes?

A. Convex Lens
B. Concave Lens
C. Cylindrical Lens
D. None of the above
Answer» C. Cylindrical Lens
3740.

The name of the laccadive, Minicoy and Amindivi Islands was changed to Lakshadweepby an Act of Parliament in

A. 1970
B. 1971
C. 1972
D. 1973
Answer» E.
3741.

How did Pierre Curie die?

A. Plane crash
B. Boat capsize
C. Pneumonia
D. Run over by a dray
Answer» E.
3742.

Use of which of the following drug is contraindicated in pregnancy:

A. Digoxin
B. Nifedipine
C. Amoxycillin
D. Enalapril
Answer» E.
3743.

Where did Patrick Steptoe work as senior obstetrician and gynaecologist?

A. St. John’s Hospital
B. St. Bartholomew’s Hospital
C. Westminster Hospital
D. Oldham Hospitals
Answer» E.
3744.

Bone pain in Paget's disease is reduced by -

A. NSAIDS
B. Opiates
C. Calcitonin
D. Bisphosphonates
Answer» E.
3745.

Which enzyme is involved in carbon-fixation reaction?

A. Cytochrome reductase
B. NADP reductase
C. Glycerol kinase
D. Ribulose bisphosphate carboxylase
Answer» E.
3746.

All customers and manufacturers are supposed to have ideal knowledge of price, usefulness, worth and manufacturing ways of products are

A. perfect utility
B. less information
C. perfect information
D. imperfect information
Answer» D. imperfect information
3747.

HELP syndrome involves all of the following except -

A. Elevated liver enzymes
B. Hemolysis
C. High erythrocyte sedimentation rate
D. Low platelet
Answer» D. Low platelet
3748.

All of the following statements about bronchial circulation are true, except

A. Contribute to gaseous exchange
B. Contribute 2% of systemic circulation
C. Provide nutritive function to lung
D. Cause venous admixing of blood
Answer» B. Contribute 2% of systemic circulation
3749.

All the following drugs are used in acute anterior uveitis except

A. Pilocarpine
B. Atropine
C. Timolol
D. Propranolol
Answer» B. Atropine
3750.

Chondroblastoma arises from:

A. Diaphyses
B. Metaphases
C. Epiphyses
D. None
Answer» D. None