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This section includes 988 Mcqs, each offering curated multiple-choice questions to sharpen your Electromagnetic Theory knowledge and support exam preparation. Choose a topic below to get started.
1. |
The return loss is given as 12 decibel. Calculate the reflection coefficient. |
A. | 0.35 |
B. | 0.55 |
C. | 0.25 |
D. | 0.75 |
Answer» D. 0.75 | |
2. |
The transmission coefficient is given by 0.65. Find the return loss of the wave. |
A. | 9.11 |
B. | 1.99 |
C. | 1.19 |
D. | 9.91 |
Answer» B. 1.99 | |
3. |
The radiation resistance of an antenna having a power of 120 units and antenna current of 5A is |
A. | 4.8 |
B. | 9.6 |
C. | 3.6 |
D. | 1.8 |
Answer» B. 9.6 | |
4. |
The reflection coefficient is 0.5. Find the return loss. |
A. | 12.12 |
B. | -12.12 |
C. | 6.02 |
D. | -6.02 |
Answer» D. -6.02 | |
5. |
The power transmitted by a wave with incident power of 16 units is(Given that the reflection coefficient is 0.5) |
A. | 12 |
B. | 8 |
C. | 16 |
D. | 4 |
Answer» B. 8 | |
6. |
The technique according to which the company can lengthen product line beyond the current carrying range of products is classified as |
A. | line consistency |
B. | line stretching |
C. | line filling |
D. | line depth |
Answer» C. line filling | |
7. |
While decisions of any variety can occur in major depressive disorder, the most common delusions are - |
A. | Mood - Congruent |
B. | Mood - Incongruent |
C. | Mood - Controlling |
D. | Mood - Unrelated |
Answer» B. Mood - Incongruent | |
8. |
The curved surface of a cylinder is 264 m2. Its volume is 924 m3. The height of the cylinder must be - |
A. | 4 m |
B. | 6 m |
C. | 8 m |
D. | None of these |
Answer» C. 8 m | |
9. |
A photograph has to be taken of the management committee. There are seven chairs. The centre chair can only be occupied by the president and left extreme chair by the secretary. In how many combinations can the photograph be taken? |
A. | 70 |
B. | 5040 |
C. | 120 |
D. | 625 |
Answer» D. 625 | |
10. |
Treatment of choice for Obsessive-Compulsive disorder is: |
A. | Bupropion |
B. | Fluoxetine |
C. | Amitryptiline |
D. | Mianserin |
Answer» C. Amitryptiline | |
11. |
A train leaves P for Q; at the same time another train leaves Q for P. The trains meet after 6 hours, the train from P and Q having travelled 8 km per hour more than the other. If the distance from P and Q is 528 km, the speed of train from P and Q in km/hour is |
A. | 40 |
B. | 48 |
C. | 45 |
D. | 50 |
Answer» C. 45 | |
12. |
13% of a number exceeds 5% of the same by 16. The number is |
A. | 500 |
B. | 450 |
C. | 300 |
D. | 200 |
Answer» E. | |
13. |
A young lady was admitted after taking overdose of diazepam after broken affair,she has history of slitting her wrist previously.Most likely diagnosis: |
A. | Narcisstic personality disorder |
B. | Dependent personality disorder |
C. | Borderline personality disorder |
D. | Histrionic personality disorder |
Answer» D. Histrionic personality disorder | |
14. |
A product is anything that is offered to market for |
A. | attention |
B. | acquisition |
C. | use or consumption |
D. | all of above |
Answer» E. | |
15. |
A can contains a mixture of two liquids A and B in the ratio 7 : 5. When 9 litres of mixture are drained off and the can is filled with B, the ratio of A and B becomes 7 : 9. How many litres of liquid A was contained by the can initially? |
A. | 10 |
B. | 20 |
C. | 21 |
D. | 25 |
Answer» D. 25 | |
16. |
The rate of interest is 6% per annum in a bank. If an interest of Rs.1,350 is to be earned in 5 yrs then the amount of money deposited is - |
A. | Rs. 13,500 |
B. | Rs. 4,500 |
C. | Rs. 5,400 |
D. | Rs. 4,800 |
Answer» C. Rs. 5,400 | |
17. |
If a > 0, then the function ƒ(x) = a x2 + bx + c has |
A. | maximum value |
B. | minimum value |
C. | constant value |
D. | positive value |
Answer» C. constant value | |
18. |
The products that requires mass marketing by producers and manufacturers are classified as |
A. | sought specialty products |
B. | unsought consumer products |
C. | convenient specialty products |
D. | convenience products and services |
Answer» E. | |
19. |
In cells the internal resistance is due to |
A. | chemicals within |
B. | components inside |
C. | graphite |
D. | lead blocks |
Answer» B. components inside | |
20. |
The average weight of a group of 75 girls was calculated as 47 kgs. It was later discovered that the weight of one of the girls was read as 45 kgs., whereas her actual weight was 25 kgs. What is the actual average wight of the group of 75 girls? (Rounded off to two digits after decimal) |
A. | 46.73 kgs. |
B. | 46.64 kgs. |
C. | 45.96 kgs. |
D. | None of these |
Answer» B. 46.64 kgs. | |
21. |
The average weight of 8 men is diminished by 2.5 kg when one of them, who weight 77kg, is replaced by a new man. The weight of the new man is (in kg) |
A. | 67 |
B. | 57 |
C. | 72 |
D. | 55 |
Answer» C. 72 | |
22. |
If the income of Ram is 20 less than Shyam, then Shayam's income is greater than that of the Ram's by |
A. | 0.2 |
B. | 0.25 |
C. | 0.3 |
D. | 0.15 |
Answer» C. 0.3 | |
23. |
All the items included in product line that share more than one forms of particular products are classified as |
A. | factor of durability |
B. | factor of performance |
C. | product type |
D. | item |
Answer» D. item | |
24. |
The targeted promotion by the producers and resellers of market offerings is a must for marketing mix of |
A. | sought products |
B. | unsought products |
C. | specialty products |
D. | industrial unsought products |
Answer» D. industrial unsought products | |
25. |
Hallucinations which occur at the 'start' of sleep is - |
A. | Jactatio nocturna capaitis |
B. | Non-spcific hallucinations |
C. | Hypnagogic hallucinations |
D. | Hypnopompic hallucinations |
Answer» D. Hypnopompic hallucinations | |
26. |
The special technique of co-branding which builds the brand equity for components or materials that are contained in different branded products is classified as |
A. | mix branding |
B. | optional branding |
C. | ingredient branding |
D. | line fill branding |
Answer» D. line fill branding | |
27. |
A 3 yrs old girl has normal development milestones except delay in speech. She has difficuly in concentration communication and relating to others and does not make friends but plays with herself.Likely diagnosis is - |
A. | Autism |
B. | ADHD |
C. | Mental retardation |
D. | Specific learning disorder |
Answer» B. ADHD | |
28. |
The products whose classes are based on customer's need and behavior are called |
A. | de-augmented product |
B. | actual services |
C. | augmented products |
D. | consumer products |
Answer» E. | |
29. |
The activities carried by the company to design and produce a differentiated container for particular product is classified as |
A. | guarantees |
B. | warranties |
C. | labeling |
D. | packaging |
Answer» E. | |
30. |
The market offering that is essentially intangible is called |
A. | services |
B. | products |
C. | commodity |
D. | competitive edge |
Answer» B. products | |
31. |
Naltrexone is used in opioid dependene to - |
A. | Treat withdrawal symptoms |
B. | Prevant respiratory depression |
C. | Treatment of opioid overdose |
D. | Prevent relapse |
Answer» E. | |
32. |
The kind of convenience goods that are purchased by consumers for an urgent need are classified as |
A. | homogeneous goods |
B. | emergency goods |
C. | impulse goods |
D. | staples |
Answer» C. impulse goods | |
33. |
Neeraj, Vikas and Manav enter into a partnership. Neeraj invests some amount at the beginning. Vikas invests double the amount after 6 months and Manav invests thrice the amount invested by Neeraj after 8 months. They earn a profit of Rs. 45,000 at the end of the year. What is Manav's share in the profit? |
A. | Rs. 25000 |
B. | Rs. 15,000 |
C. | Rs. 12,000 |
D. | Rs. 9,000 |
Answer» C. Rs. 12,000 | |
34. |
If the lawn mover is bought for landscaping business, the lawn mover is classified as |
A. | consumer products |
B. | industrial products |
C. | augmented products |
D. | specialty products |
Answer» C. augmented products | |
35. |
The products that are usually distributed through fewer stores but with increased customer services is called |
A. | shopping specialty products |
B. | less convenient sought products |
C. | shopping products |
D. | unsought industrial product |
Answer» D. unsought industrial product | |
36. |
In a family, the father took 1/4 of the cake and he had 3 times as much as each of the other members had. The total number of family members is - |
A. | 3 |
B. | 7 |
C. | 10 |
D. | 12 |
Answer» D. 12 | |
37. |
Flooding is used in the treatment of - |
A. | Phobias |
B. | Obsessions |
C. | Hyperactivity |
D. | Panic Disorder |
Answer» B. Obsessions | |
38. |
The products that requires aggressive personal selling efforts are considered as |
A. | sought specialty products |
B. | augmented industrial product |
C. | unsought shopping products |
D. | unsought consumer products |
Answer» E. | |
39. |
4 + 4.44 + 44.4 + 4.04 + 444 = ? |
A. | 472.88 |
B. | 495.22 |
C. | 500.88 |
D. | 577.2 |
Answer» D. 577.2 | |
40. |
The paints, nails and brooms are classic examples of |
A. | unsought specialty products |
B. | business services |
C. | accessory equipment |
D. | business advisory services |
Answer» C. accessory equipment | |
41. |
A guard observes an enemy boat, from an observation tower at a height of 180 metre above sea level, to be at an angle of depression of 6°. The distance of the boat from the foot of the observation tower is |
A. | 180 metre |
B. | 180√3 metre |
C. | 60√3 metre |
D. | 60 metre |
Answer» D. 60 metre | |
42. |
In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is 46, determine the dividend? |
A. | 5336 |
B. | 5634 |
C. | 5636 |
D. | 5633 |
Answer» B. 5634 | |
43. |
18.657-7.549-4.111-1.630 = ? |
A. | 4.673 |
B. | 6.893 |
C. | 3.562 |
D. | 5.367 |
Answer» E. | |
44. |
The 'cars', 'food items' and computers are best classified as |
A. | tangible products |
B. | exchange of goods |
C. | product marketing |
D. | ownership of nothing |
Answer» B. exchange of goods | |
45. |
ω29 + ω28 + 2 = |
A. | 0 |
B. | 1 |
C. | 2 |
D. | 3 |
Answer» C. 2 | |
46. |
7428 * 3/4 * 2/9 * ? = 619 |
A. | 0.5 |
B. | 1.5 |
C. | 0.2 |
D. | 2.4 |
Answer» B. 1.5 | |
47. |
False unshakeable belief is |
A. | Delusion |
B. | Hallucination |
C. | Illusion |
D. | Somatisation |
Answer» B. Hallucination | |
48. |
ω29 + ω28 + 1 = |
A. | 0 |
B. | 1 |
C. | 2 |
D. | 3 |
Answer» B. 1 | |
49. |
The population of a village decreases at the rate of 20% per annum. If its population 2 years ago was 10,000, the present population is |
A. | 4600 |
B. | 6400 |
C. | 7600 |
D. | 6000 |
Answer» C. 7600 | |
50. |
All of the following are true about paranoid schizophrenia except - |
A. | Onset 3rd / 4th decade |
B. | Most common type of schizophrenia |
C. | Delusions of grandeur |
D. | Rapid deterioration of personality |
Answer» E. | |