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.

351.

Group B Nerve fibres are situated in -

A. Muscle spindles
B. Fibres carrying pain sensation
C. Preganglionic autonomic fibres
D. Post ganglionic autonomic fibres
Answer» D. Post ganglionic autonomic fibres
352.

All are true regarding capillaries except

A. Have large total cross-sectional area
B. Contain larger quantity of blood than veins
C. Site of gaseous exchange
D. Lined by endothelium
Answer» C. Site of gaseous exchange
353.

Horner's syndrome is characterized by all except -

A. Ptosis
B. Dilated pupil
C. Enophthalmos
D. Loss of sweating
Answer» C. Enophthalmos
354.

Afferent component of corneal reflex is mediated by:

A. Facial nerve
B. Vagus nerve
C. Glossopharyngeal nerve
D. Trigeminal nerve
Answer» E.
355.

False statement among the following is ?

A. Cl- is the main anion in interstitial fluid
B. Na+ is main cation in plasma
C. Mg2+ is second major cation present in intracellular fluid after K+
D. HCO3- is mainly present in intracellular fluid
Answer» E.
356.

Which one of the following drugs causes constipation?

A. Verapamil
B. Propranolol
C. Captopril
D. Nitroglycerin
Answer» B. Propranolol
357.

On higher doses zero order kinetics is seen:

A. Lithium
B. Probenacid
C. Phenytoin
D. Propranolal
Answer» D. Propranolal
358.

Yolk sac tumor true statement

A. not chemosensitive
B. may mimic normal pregnancy
C. radiotherapy is treatment of choice
D. more common in old age
Answer» C. radiotherapy is treatment of choice
359.

Sulfur hexafluoride is composed of no lone pair and

A. three bonding pair
B. six bonding pair
C. none
D. both a and b
Answer» C. none
360.

Which of the following is not compatible with a diagnosis of chronic myelomonocytic leukemia?

A. Peripheral blood monocytosis more than 1X109 / L
B. Absence of Philadelphia chromosome
C. More than 20% blasts in blood or bone marrow
D. Absent or minimal dysplasia in myeloid lineages
Answer» D. Absent or minimal dysplasia in myeloid lineages
361.

Critical period of development of fixation reflex is

A. 2-4 months of age
B. 6-8 months of age
C. 2 years
D. 3 years
Answer» B. 6-8 months of age
362.

To save your computer from viruses you will do

A. a. Install antivirus software and run it
B. b. Make physical safe for the removal disk
C. c. Scan the removable disk before using it
D. d. All of the above
Answer» B. b. Make physical safe for the removal disk
363.

All of the following statements are true about development dysplasia (DDH)of the hip,except:

A. The hourglass appearance of the capsule may prevent a successful closed reduction
B. Twin pregnancy is a known risk factor
C. It is more common in females
D. Oligohydramnios is associated with a higher risk of DDH
Answer» C. It is more common in females
364.

Kidney produces -

A. Erythropoietin
B. Renin
C. 1,25-dihydroxycholecalciferol
D. All of the above
Answer» E.
365.

The chromosomal karyotype in Patau syndrome is -

A. 47XX, + 21
B. 46XX/47XX, + 18
C. 45XX, der(14;21)
D. 47XX, + 13
Answer» E.
366.

Autoregulation means -

A. Regulated by local metabolites
B. Well developed in the skin
C. Maintains the blood pressure
D. Vary with change in pressure
Answer» D. Vary with change in pressure
367.

Which is not a type III hypersensitivity reaction

A. TB
B. Rheumatoid arthritis
C. SLE
D. Arthus reaction
Answer» B. Rheumatoid arthritis
368.

Which of the following is the most important factor in the prevention of the endophthalmitis is cataract surgery ?

A. Trimming of eyelashes
B. Use of intravitreal antibiotics
C. Preoperative prepartion with povidone iodine
D. One week antibiotic therapy prior to surgery
Answer» D. One week antibiotic therapy prior to surgery
369.

According to myogenic hypothesis of renal autoregulation, the afferent arterioles contract in response to stretch induced by -

A. NO release
B. Noradrenaline release
C. Opening of Ca2+ channels
D. Adenosine release
Answer» D. Adenosine release
370.

The colours best appreciated by the central cones of our foveo-macular area are:

A. Blue and green
B. Red and blue
C. Blue and yellow
D. Red and green
Answer» E.
371.

Differential expression of same gene depending on parent of origin is referred to as:

A. Anticipation
B. Nonpenetrance
C. Genomic imprinting
D. Mosaicism
Answer» D. Mosaicism
372.

Reserpine causes the serum level of serotonin in the brain to

A. Rise
B. Fall
C. Has no effect
D. Disappear
Answer» C. Has no effect
373.

Spina ventosa is the name given to radiographic picture of ?

A. Ventral spinal cord affected in tuberculosis
B. TB Lumbosacral joint
C. TB Sacrococcygeus joint
D. Tubercular dactylitis
Answer» E.
374.

Both plant and animal cell possess

A. mitochondria
B. cell walls
C. chloroplast
D. central vacuoles
Answer» B. cell walls
375.

Which is definition of blindness according to WHO ?

A. 01-01-1960 12:00:00 AM
B. 01-03-1960 12:00:00 AM
C. 01-06-1960 12:00:00 AM
D. 01-06-2018 12:00:00 AM
Answer» C. 01-06-1960 12:00:00 AM
376.

A biological redox reaction always involves

A. a gain of electrons
B. an oxidizing agent
C. all of these
D. a reducing agent
Answer» D. a reducing agent
377.

The advantage of 'critical incident method' is

A. avoids central tendency and biases
B. avoids central tendency and biases
C. provides behavioral anchors
D. ongoing basis evaluation
Answer» E.
378.

Froment's sign is positive due to paralysis of -

A. Opponens pollicis
B. Abductor pollicis
C. Adductor pollicis
D. Adductor hallucis longus
Answer» D. Adductor hallucis longus
379.

A Microsoft Windows is.a(n)

A. a. Operating system
B. b. Graphic program
C. c. Word Processing
D. d. Database program
Answer» B. b. Graphic program
380.

In the given program, how many lines of output will be produced?

A. 9
B. 7
C. 13
D. 11
Answer» B. 7
381.

An example of a tumour suppressor gene is:

A. ras.
B. Rb.
C. myc.
D. fos.
Answer» C. myc.
382.

_______includes an engineer, valuationer, accountant.

A. Expert
B. Promoter
C. Auditor
D. Director
Answer» B. Promoter
383.

The method of matching orders by posting orders of buying and selling is classified as

A. electronic communication network
B. electronic dealer network
C. electronic stock network
D. electronic order network
Answer» B. electronic dealer network
384.

This component can be thought of as an AC switch?

A. Transistor
B. TRIAC
C. DIAC
D. SCR
Answer» D. SCR
385.

Which file keeps commands to execute automatically when OS is started?

A. a. command.com
B. b. any batch file
C. c. autoexec.bat
D. d. config.sys
Answer» D. d. config.sys
386.

Which of these does not indicate megaloblastic anemia

A. Mild splenomegaly
B. Nucleated RBC
C. Increased reticulocyte count
D. Raised Bilirubin
Answer» D. Raised Bilirubin
387.

The management of fat embolism includes all of the following except:

A. Low Molecular weight dextran
B. Pulmonary Embolectomy
C. Oxygen
D. Heparinization
Answer» C. Oxygen
388.

DOS uses a special batch file named?

A. a. Autoexec.bat
B. b. Autoexe.bat
C. c. Autoexecute.bat
D. d. Auto.bat
Answer» B. b. Autoexe.bat
389.

Most common malignant tumour of eyelid is -

A. Basal cell carcinoma
B. sebaceous gland carcinoma
C. Malignant melanoma
D. Squamous cell carcinima
Answer» B. sebaceous gland carcinoma
390.

Erosion of bone is seen with all of the following except

A. Gout
B. SLE
C. Psoriasis
D. Rheumatoid arthritis
Answer» C. Psoriasis
391.

A 56 yrs old patient presents after 3 days of cataract surgery with a history of increasing pain and diminution of vision after an initial improvement.The most likely caused would be:

A. Endophthalmitis
B. After cataract
C. Central retinal vein occlusion
D. Retinal detachment
Answer» B. After cataract
392.

The motivation theory that shows the downside of 'extrinsic rewards' is explained in

A. Victor Vroom expectancy theory
B. Edward Deci motivation theory
C. Maslow's motivation theory
D. Fredrick Herzberg motivation theory
Answer» C. Maslow's motivation theory
393.

A 50 year old lady presented with a 3-months history of pain in the lower third of the right thigh.There was no local swelling; tenderness was present on deep pressure.Plain X-ray showed an ill-defined intra medullary lesion with blotchy calcification at the lower end of the right femoral diaphysis, possibly enchondroma or chondrosarcoma. Sections showed a cartilaginous tumor.Which of the following histological features(if seen) would be most helpful to differentiate the two tumours ?

A. Tumor permeation between bone trabeclae at periphery
B. Focal necrosis and lobulation
C. High cellularity
D. Extensive myxoid change
Answer» B. Focal necrosis and lobulation
394.

Gerstmann's syndrome is due to involvement of -

A. Right parietal lobe
B. Left parietal lobe
C. Upper brainstem
D. Cerebellum
Answer» C. Upper brainstem
395.

Oxygen tension is more on the venous side than arterial side in case of:

A. CO poisoning
B. CN poisoning
C. Decreased cardiac output
D. Cong. Cardiac failure
Answer» C. Decreased cardiac output
396.

Double bonds are

A. longer than single bonds
B. shorter than single bonds
C. None of Above
D. bond length is indifferent of single or double
Answer» C. None of Above
397.

Fat embolism is diagnosed by

A. Fluffy exudates in the retina
B. Fat droplets in the sputum
C. Fat droplets in the urine
D. All of the above
Answer» E.
398.

8.7.6/3.2.1 =

A. 8ι/3ι 5ι
B. 3ι 5ι/8ι
C. 10ι/2ι 8ι
D. 10ι
Answer» B. 3ι 5ι/8ι
399.

Congenital vertical talus in a child of 1 year age is best managed by

A. Open reduction
B. Corrective cast splinting
C. Triple arthrodesis
D. Calcaneal Osteotomy
Answer» B. Corrective cast splinting
400.

Which of the following does not involved nerve damage -

A. Guillian Barrae syndrome
B. Erb's paralysis
C. Volkmann's paralysis
D. Neurotmesis
Answer» D. Neurotmesis