Surveying [IES-ESE (Engineering Services) Civil Engineering]: Questions 1 - 2 of 54

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Question 1

Appeared in Year: 2018

Question MCQ▾

A temporary bench mark has been established at the soffit of a Ceja on a window opening, and its known elevation is above mean sea level. The backlight used to establish the height of the instrument is by an inverted staff reading of a foresight reading with the same staff, held normally, is on a recently constructed plinth. The elevation of the plinth is

Choices

Choice (4)Response

a.

99.39 m

b.

95.42 m

c.

102.42 m

d.

105.99 m

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Question 2

Appeared in Year: 2018

Question MCQ▾

Consider the following statements with regard to Global Positioning Systems (GPS) :

  1. The position of an object can be exactly determined by a single satellite
  2. The position the observer (moving person or vehicle) on ground is determined by an orbiting satellite
  3. Atomic clocks are fixed in satellites to calculate the positioning of the satellite to aid in determining travel times
  4. Absolute positioning, where accuracy of 1 cm to 5 cm is needed, depends upon the health of the satellite

Which of the above statements are correct?

Choices

Choice (4)Response

a.

1,2 and 3 only

b.

1,2 and 4 only

c.

1,3 and 4 only

d.

2,3 and 4 only

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