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.

2801.

Amino acid responsible for buffering action of hemoglobin is ?

A. Histidine
B. Arginine
C. Valine
D. Lysine
Answer» B. Arginine
2802.

Best prognostic type of Hodgkin's lymphoma is -

A. Lymphocytic predominant
B. Lymphocytic depletion
C. Mixed cellularity
D. Nodular sclerosis
Answer» B. Lymphocytic depletion
2803.

Factors that predispose to muscle rupture in sportsmen include all of the following EXCEPT

A. Inadequate warm up
B. Fatigue
C. Muscle spanning two joints
D. Muscle bulk
Answer» E.
2804.

Ablation of the 'somatosensory area I'of the cerebral cortex leads to:

A. Loss of tactile localization but not of two point discrimination
B. Loss of tactile localization and two point discrimination
C. Total loss of pain sensation
D. Total loss of touch sensation
Answer» C. Total loss of pain sensation
2805.

The ratio of incomes of P and Q is 3 : 4 and the ratio of their expenditures is 2 : 3.If both of them save Rs6000, the income of P is:(INFOTECH COMPANY)

A. Rs12000
B. Rs20000
C. Rs24000
D. Rs18000
Answer» E.
2806.

Corneal dystrophies are usually -

A. Primarily unilateral
B. Primarily bilateral
C. Primarily unilateral without systemic disease
D. Primarily bilateral with systemic disease
Answer» C. Primarily unilateral without systemic disease
2807.

Scutellum in a caryopsis represents ?

A. A sheath that protects the radicle
B. The place where the seed is attached to raphe
C. Outermost layer of endosperm
D. A cotyledon
Answer» E.
2808.

Which of the following antiepileptic drugs acts by the release of the inhibiting transmiter GABA:

A. Ethambutol
B. Phenytoin
C. Valproic acid
D. Diazepam
Answer» D. Diazepam
2809.

Sciatic never damage most commonly ?

A. Latrogenic
B. Traumatic
C. Vascular
D. Degenerative
Answer» B. Traumatic
2810.

Deformity in anterior dislocation of hip is-

A. Ext.rotation,abduction,flexion
B. Ext.rotation,adduction,flexion
C. Int.rotation,abduction,flexion
D. Int.rotation,adduction,flexion
Answer» B. Ext.rotation,adduction,flexion
2811.

An army recruit,smoker and 6 months into training started complaining of pain at postero medial aspect of both legs.There was acute point tenderness and the pain was aggravated on physical activity.The most likely diagnosis is :

A. Lumber canal stenosis
B. Stress fracture
C. Bearger's disease
D. Gout
Answer» C. Bearger's disease
2812.

Chondrosarcoma-All are false except-

A. More common in female
B. Benign lesion
C. Distal part of the extremities is involved
D. Arises from pre-existing cartilaginous tumor
Answer» E.
2813.

A 11 year old,70kg child presents with limitation of abduction and internal rotation.There is tenderness in scarpas triangle.On flexing the hip,the limb is abducted.The diagnosis is:

A. Perthe's disease
B. Slipped capital femoral epiphysis
C. Observation hip
D. Tuberculosis hip
Answer» C. Observation hip
2814.

A boy has certain number of chocolates of which he gave 13% to his brother. And 75% of the remaining to his friend, and then he has 261 left. How many did he has at first?

A. 1250
B. 1300
C. 1200
D. 610
Answer» D. 610
2815.

What is the most important role of Bradykinin in acute inflammation:

A. Mediation of pain
B. Bronchoconstriction
C. Increase in Vascular Permeability
D. Vasodilatation
Answer» D. Vasodilatation
2816.

The pathological change in malignant hypertension is

A. Hyperplastic arteriosclerosis
B. Cystic medial necrosis
C. Benign nephrosclerosis
D. Hyaline arteriosclerosis
Answer» B. Cystic medial necrosis
2817.

When did Patrick Steptoe publish Laparoscopy in Gynaecology?

A. 1975
B. 1967
C. 1971
D. 1987
Answer» C. 1971
2818.

Fetal haemoglobin has all of the following characteristic features except -

A. Strong affinity for 2, 3 -DPG
B. Oxygen dissociation curve is shifted to left
C. At low fetal PO2 gives up more oxygen to tiisues than adult haemoglobin
D. Forms 80% of haemoglobin at birth
Answer» B. Oxygen dissociation curve is shifted to left
2819.

Most common cause of bony ankylosis is -

A. Rheumatoid arthritis
B. Phygenic arthritis
C. Traumatic arthritis
D. Osteoarthritis
Answer» C. Traumatic arthritis
2820.

Cause of ITP is -

A. Vasculitis
B. Antibody to vascular epithelium
C. Antibody to platelets
D. Antibody to clotting factors
Answer» D. Antibody to clotting factors
2821.

BIOS is used by

A. a. Operating system
B. b. Compiler
C. c. Interpreter
D. d. Application software
Answer» B. b. Compiler
2822.

The interview in which you discussed person's career plans and plan professional development, it is said to be

A. satisfactory-promotable interview
B. satisfactory-not promotable interview
C. unsatisfactory-correctable interview
D. unsatisfactory-uncorrectable interview
Answer» B. satisfactory-not promotable interview
2823.

All of the following statements about Argyll Robertson Pupil are correct,Except:

A. Direct light Reflex Absent
B. Near Reflex Normal
C. Visual Acuity Normal
D. Consensual Light Reflex Normal
Answer» E.
2824.

Given a steel bar 1 foot long and 3 inches diameter, what current should you use for the coil shot with a3 turn coil (part placed at bottom of coil)?

A. 2000 amps
B. 100 amps
C. 6000 amps
D. 4000 amps
Answer» B. 100 amps
2825.

The homologous chromosomes follow the process of synopsis in the

A. zygotene
B. leptotene
C. diplotene
D. pachytene
Answer» B. leptotene
2826.

Most common force involved in fractures of the spine

A. Flexion
B. Extension
C. Rotation
D. Compression
Answer» B. Extension
2827.

what will be the output?

A. 98.8
B. 98
C. degrees
D. 98.8degrees
Answer» E.
2828.

Which of the following do not penetrate cornea ?

A. Gonococci
B. Neisseria meningitis
C. Pseudomonas
D. Corynebacterium diphtheria
Answer» D. Corynebacterium diphtheria
2829.

When did Peter Sellers die?

A. 6/5/1986 12:00:00 AM
B. 3/9/1994 12:00:00 AM
C. 12/25/1986 12:00:00 AM
D. 7/24/1980 12:00:00 AM
Answer» E.
2830.

Commonest salivary gland tumour in children-

A. Lymphoma
B. Adenoid cystic Ca
C. Pleomorphic adenoma
D. Mucoepidermoid Ca
Answer» E.
2831.

Secretomotor fiber to parotid salivary gland is supplied by ?

A. Otic ganglion
B. Pterygoid ganglion
C. Submandibular ganglion
D. Hypoglossal ganglion
Answer» B. Pterygoid ganglion
2832.

Exposure to darkness leads to increased melatonin secretion. It is brought about by -

A. Increasing the serotonin N-acetyl transferase
B. Decreasing the activity of suprachiasmatic nuclei
C. Blocking the release of norepinephrine from sympathetic nerve terminals
D. Decreasing the hydroxy-indole-o-methyl transferase activity
Answer» B. Decreasing the activity of suprachiasmatic nuclei
2833.

Fela-bitten appearance of the kidney is seen in -

A. Malignant hypertension
B. Benign hypertension
C. Chronic pyelonephritis
D. Diabetes mellitus
Answer» B. Benign hypertension
2834.

5 persons can be seated at a round table in

A. 25 ways
B. 24 ways
C. 20 ways
D. None of the Above
Answer» C. 20 ways
2835.

An electron(charge =1.6*10-19 C) moves with a speed 2*106 m/s along the positive x- direction in a magnetic Field B=(i-3j-4k) tesla.Force experienced by the electron in Newton?

A. 1.6*10-12 N
B. 1.4*10-12 N
C. 1.6*10-13 N
D. 1.2*10-12 N
Answer» E.
2836.

Commonest site for tuberculous spondylitis is:

A. L 4-5
B. S 1-2
C. T 12 / L1
D. C 6-7
Answer» D. C 6-7
2837.

6P3

A. 36
B. 360
C. 6
D. 120
Answer» E.
2838.

A child presents with unilateral proptosis which is compressible and increases on bending forwards.It is non-pulsalite and has no thrill or bruit.MRI shows retroorbital mass with echogenic shadows.The most probable diagnosis is:

A. Orbital A - V malformation
B. Neurofibromatosis
C. Orbital varix
D. Orbital Encephalocoele
Answer» D. Orbital Encephalocoele
2839.

Cellular totipotency is the property of

A. animals
B. plants
C. all of these
D. bacteria
Answer» C. all of these
2840.

Calcaneum is associated most commonly with which # -

A. # rib
B. # vertebrae
C. # skull
D. # fibula
Answer» C. # skull
2841.

Alpha-fetoprotein is detected in case of -

A. Hepatocellular Ca
B. Colonic cancer
C. Tuberculoma
D. Renal cell Ca
Answer» B. Colonic cancer
2842.

When was Peter O’Toole born?

A. 5/17/1933 12:00:00 AM
B. 1/31/1934 12:00:00 AM
C. 10/9/1931 12:00:00 AM
D. 8/2/1932 12:00:00 AM
Answer» E.
2843.

Most commonly employed stain for amyloidosis is:

A. Sudan black
B. Giemsa staining
C. Congored with polarised light
D. Congored with non polarised light
Answer» D. Congored with non polarised light
2844.

The differential diagnosis, histologically resembling giant cell tumour in the small bones of the heads or feet, includes all of the following except -

A. Fibrosarcoma
B. Aneursymal bone cyst
C. Hyperparathyroidism
D. Osteosarcoma
Answer» B. Aneursymal bone cyst
2845.

'Nutmeg liver' seen in -

A. Portal cirrhosis
B. Billary cirrhosis
C. Chronic venous congestion liver
D. Fatty liver
Answer» D. Fatty liver
2846.

A 30 year old man has 6/5 vision each eye,unaided.His cycloplegic retinoscopy is +1.0D sph.at 1 metre distance.His complaints are blurring of new sprint at 30cm,that clears up in about two minutes.The most probable diagnosis is:

A. Presbyopia.
B. Hypermetropia.
C. Cycloplegia.
D. Accommodative inertia.
Answer» E.
2847.

The mechanism of action of surfactant is -

A. Makes the capillary surface hydrophilic
B. Breaks the structure of water in the alveoli
C. Lubricates the flow of CO2 diffusion
D. Binds oxygen
Answer» C. Lubricates the flow of CO2 diffusion
2848.

All are true regarding optic neuritis except:

A. Decreased pupillary reflex
B. Decreased visual acuity
C. Abnormal visual evoked response retinogram
D. Abnormal electroretinogram
Answer» E.
2849.

Earliest field defect in primary open angle glaucoma -

A. Reidel's scotoma
B. Scotoma in Bjerrumns field
C. Arcuate scotoma
D. Nasal spur
Answer» C. Arcuate scotoma
2850.

___shares characteristics with both hardware and software

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