MAHATRANSCO AE Electrical Mock Test - 4 - Electrical Engineering (EE) MCQ

The open loop transfer function of a unity gain negative feedback system is given as

The Nyquist contour in the s-plane encloses the entire right half plane and a small neighbourhood around the origin in the left half plane, as shown in the figure below. The number of encirclemenets of the point (-1 + j0) by the Nyquist plot of G(s), corresponding to the Nyquist contour, is denoted as N. Then N equals to

If TEACHING is written as CHEATING, how will BANKINGS be written?

In a certain code FIRE is coded as DGPC. What will be the last letter of the coded word for SHOT.

If AWAKE is written as ZVZJD, how will FRIEND be written?

Directions: Study the following information carefully and answer the questions given below:

M, V, K, D, T, J, and R are seven friends studying different classes III, IV, V, VI, VII, VIII, and IX standards. Each of them has different favourite colours-yellow, blue, red, white, black, green, and violet. J likes red and studies in class V. R likes violet and studies in Class III. M studies in Class VIII and does not like either green or yellow. K likes white and does not study either in VII or in IV. D studies in VI and likes black, T does not study in IV. V does not like green.

Q.​​ In which standard does ‘V’ study?

Directions: Study the following information carefully and answer the questions given below:

M, T, J, R, D, W and Q are seven friends traveling in three cars – X, Y, and Z with at least two persons in each car. There are three female members among them with at least one in each car. T travels only with her boyfriend Q in car Y. M travels in his car X. D, a male, and W do not travel in car Z. J is not a female member and W is a female.

Q. J travels in which car?

The solution of the inequality 3(2-x)≥2(1-x) for real x is :

Find the solution for the pair of solution x > 1 and x > -1

At what time between 5 and 6 o'clock will the hands of a clock be 3 minutes apart?  

At what time between 4:15 a.m. and 5:05 a.m. will the angle between the hour hand and the minute hand of a clock be the same as the angle between the hands at 8:45 p.m.?

If 15th March, 2013 was a Friday, then 10th July, 2013 will be a  

In the following question assuming the given statements to be True, find which of the conclusion among given conclusions is/are definitely true and then give your answers accordingly.

Statements: 
Q > J ≥ M > L = K < S

Conclusions:

I. Q > L

II. J > K

III. L < S

Given below is an inequality, which of the following condition is TRUE?

If P > Q ≤ R = S ≥ T

Read the given statement and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions is true based on the given statement.

Statement:

S = Q > R ≤  U = M > B

Conclusions:

I. Q > U

II. R < S

Directions to Solve

In each of the following questions find out the alternative which will replace the question mark.

Question -

Tree : Forest :: Grass : ?

Directions to Solve

In each of the following questions find out the alternative which will replace the question mark.

Question -

Cloth : Mill :: Newspaper : ?

Directions to Solve

In each of the following questions there are three statements. Which are followed by three or four conclusions. Choose the conclusions which logically follow from the given statements.

Question -

Statements: Some keys are staplers. Some staplers are stickers. All the stickers are pens.

Conclusions:

1. Some pens are staplers.
2. Some stickers are keys.
3. No sticker is key.
4. Some staplers are keys.

Directions to Solve

In each of the following questions there are three statements. Which are followed by three or four conclusions. Choose the conclusions which logically follow from the given statements.

Question -

Statements: Some envelops are gums. Some gums are seals. Some seals are adhesives.

Conclusions:

1. Some envelopes are seals.
2. Some gums are adhesives.
3. Some adhesives are seals.
4. Some adhesives are gums.

Directions to Solve

In each of the following questions there are three statements. Which are followed by three or four conclusions. Choose the conclusions which logically follow from the given statements.

Question -

Statements: All the papers are books. All the bags are books. Some purses are bags.

Conclusions:

1. Some papers are bags.
2. Some books are papers.
3. Some books are purses.

If A is the brother of B; B is the sister of C; and C is the father of D, how D is related to A?

A man rows to a place 48 km distant and come back in 14 hours. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is:
 

Sheldon had to cover a distance of 60 km. However, he started 6 minutes later than his scheduled time and raced at a speed 1 km/h higher than his originally planned speed and reached the finish at the time he would reach it if he began to race strictly at the appointed time and raced with the assumed speed. Find the speed at which he travelled during the journey described.

Two vessels A and B contain spirit and water in the ratio 5 : 2 and 7 : 6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel C containing spirit and water in the ration 8 : 5 ?

Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is:

The present ages of three persons in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).

The average of 15 numbers is 18. If each number is multiplied by 9, then the average of the new set of numbers is:

वाक्याच्या भागांची योग्य क्रमाने पुनर्रचना करा.

परिवर्तन
P : विभागणारी रेषा नेमकी कशी जाते,
Q : सर्वत्र सारखे होत नाही हे खरे,
R: पण ते दोन भागांत होत असल्यास या भागांना
S: जाऊन, माहिती गोळा करूनच ठरवता येते.
T: या भागांच्या नक्की भौगोलिक मर्यादा काय, हे जागोजागी