MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The_establishment_of_line_of_sight,_therefore,_involves_the_following_two_essential_conditions,_the_real_image_must_be_formed_in_front_of_the_eyepiece,_the_plane_of_the_image_must_coincide_with_that_of_the_cross_hairs.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
The eyepiece magnifies the cross hairs? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
What is the line which passes through the optical centres of objective and eye piece? |
| A. | axis of the telescope |
| B. | centre of axis line |
| C. | line of collimation |
| D. | line of objective |
| Answer» B. centre of axis line | |
| 4. |
The line of sight is also called _____ |
| A. | line of telescope |
| B. | line of centre of axis |
| C. | line of collimation |
| D. | line of objective |
| Answer» D. line of objective | |
| 5. |
The object glass provides a virtual inverted image in front of the eyepiece which in turn magnifies the image to produce a real erect image in surveyors telescope. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
In surveyor’s telescope, the convex lens nearest to the object is called ______________$ |
| A. | Eye piece |
| B. | Objective |
| C. | Diaphragm |
| D. | Surveyor lens |
| Answer» C. Diaphragm | |
| 7. |
The optical principles of the surveying telescope are based on the fact that all parallel rays of light reaching a convex lens are bent when they leave it in such a manner that they intersect at a common point, called the focus. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Surveyor’s telescope is an adaptation of Kepler’s telescope. |
| A. | True |
| B. | False |
| Answer» B. False | |