MCQs ESE General Studies & Engineering Aptitude
1. Consider the following statements :
i. The failure of many structures
ii. Accidents on major highways
iii. Discharge of effluents which pollute rivers
iv.Dangerous gas emissions
These are attributable to :
1. Improper design
2. Not adhering to proper maintenance practices
3. Lack of proper inspection and quality control during construction
4. Corruption amongst several concerned individuals
5. Lack of public concern
Select the most appropriate answer using the codes given below :
(a) 1, 2 and 3 only
(b) 1, 2 and 4 only
(c) 3, 4 and 5 only
(d) 1, 2, 3, 4 and 5
Ans. (d)
2. Consider the following statements regarding Golden Ratio for positive integers
1. It is the ratio of difference of two numbers and the smaller number
2. It is the ratio of sum of two numbers and the smaller number
3. It is the ratio of the sum of two numbers and the larger number Which of the above statements is/are correct?
(a) 1, 2 and 3
(b) 3 only
(c) 2 only
(d) 1 only
Ans. (b)
3. For which of the following sectors do comprehensive safety and health statutes, for regulating Occupational Safety and health (OSH) at work places, exist at present in India?
(a) Mining, Factories, Ports and Agriculture
(b) Factories, Mining, Agriculture and Construction
(c) Mining, Factories, ports and Construction
(d) Factories Ports, Agriculture and Construction
Ans. (c)
4. Consider the following statements regarding safety during demolition of a multistory building:
1. Demolition need not proceed storey by storey 2. Floor openings, not used for material chutes, should be enclosed with adequate guard rails.
3. Before demolition starts all lath and loose plaster shall be stripped off throughout the
building
4. Adequate and well-stiffened lateral bracing shall be provided for walls
Which of the above statements are correct?
(a) 1, 2 and 3 only
(b) 1 and 4 only
(c) 2, 3 and 4 only
(d) 1, 2, 3 and 4
Ans. (c)
5. A clutch has to transmit 200 Nm of torque. Assuming uniform pressure theory and the ratio of outer to inner radii is 2.5, what are the radii for a uniform pressure of 2 MPa with the coefficient of friction of the liner material being 0.4?
(a) 35 mm and 50 mm
(b) 20 mm and 50 mm
(c) 35 mm and 80 mm
(d) 20 mm and 80 mm
Ans. (b)
6. Consider the goals of the safety policy of a company, at once designating also the responsibilities and authority for their achievement :
1. Safety of employees and the public at large
2. Efforts to be made to involve all managers, supervisors and employees in the development and implementation of safety procedures
3. Clearing of all caveats that may tell on keeping the morale of the employees high Which of the above statements are correct?
(a) 1, 2 and 3
(b) 2 and 3 only
(c) 1 and 2 only
(d) 1 and 3 only
Ans. (a)
7. Which one of the following statements is correct in the development of lateral surfaces of solids?
(a) The development of a right cone is a triangle
(b) Triangulation is the recommended method in the development of a prism
(c) The development of the lateral surface of a right circular cylinder is a rectangle
(d) The elements of an elliptical cone are equal in length
Ans. (c)
8. A 15 kW motor drives a bar of boring machine of 30 mm diameter, twisting it through 0.01 radian, if the shear stress induced is 48 MPa and compressive stress is 57 MPa, the length of the bar whose G = 0.80 × 105MPa is
(a) 400 mm
(b) 350 mm
(c) 300 mm
(d) 250 mm
Ans. (d)
9. Consider the following statements regarding V-belt drive:
1. The groove angle of the sleeve is less than the belt section angle
2. The efficiency of a V-belt drive is higher than that of a flat belt drive
3. The groove angle is so made that the belt gets wedged in the groove
Which of the above statements are correct?
(a) 1, 2 and 3
(b) 1 and 2 only
(c) 1 and 3 only
(d) 2 and 3 only
Ans. (c)
10. The purpose of a boring operation in relation to a drilling operation is to
(a) Drill a hole
(b) Finish the drilled hole
(c) Correct the drilled hole
(d) Enlarge the drilled hole
Ans. (d)