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 |
Question 2
Appeared in Year: 2018
Question MCQ▾
Consider the following statements with regard to Global Positioning Systems (GPS) :
- The position of an object can be exactly determined by a single satellite
- The position the observer (moving person or vehicle) on ground is determined by an orbiting satellite
- Atomic clocks are fixed in satellites to calculate the positioning of the satellite to aid in determining travel times
- 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 |