261UPPSC2014General ScienceEnglish
The minimum height of mirror required to see whole stand up image of a man of height 1.50 metre shall be
Show answerAnswer & explanation
Correct option: A — 0.75 metre
Free · past papers · answers included
General Science MCQ practice free online · page 27
Questions from RRB, NTPC, Group D and JE past papers. Tap an option to check it instantly — every question shows the correct answer, and most carry the explanation the paper gave.
No sign-up10 per pageAnswers & explanations
- 262BPSC1999General ScienceEnglish
To remove the defect of long sightedness one uses
Show answerAnswer & explanation
Correct option: C — Convex lens
- 263UPPSC2010General ScienceEnglish
Which one of the following statement is not true for a person suffering from hypermetropia?
Show answerAnswer & explanation
Correct option: D — A concave lens is used to correct this defect
- 264UPPSC2008General ScienceEnglish
Which of the following lens is used to minimize Myopia?
Show answerAnswer & explanation
Correct option: B — Concave lens
- 265TNPSC2019General ScienceEnglish
When a person enters into a dark room from the strong light area, he is not able to see clearly for some time. Later he gradually begins to see things. This is because
Show answerAnswer & explanation
Correct option: D — Eyes become familiar with darkness in course of time
- 266BPSC2000General ScienceEnglish
Reading glasses are made from which type of lenses?
Show answerAnswer & explanation
Correct option: B — Convex
- 267UPPSC2014General ScienceEnglish
The focusing in the eye is done by
Show answerAnswer & explanation
Correct option: A — Change in the convexity of the lens
- 268OPSC2018General ScienceEnglish
Which one of the following statement is not correct?
Show answerAnswer & explanation
Correct option: D — Convex mirror with a small aperture is used by doctors to examine, ear, nose or throat of a patient
- 269UPPSC2009General ScienceEnglish
The mirror, which is used in searchlights, is
Show answerAnswer & explanation
Correct option: A — Concave mirror
- 270UPPSC2008General ScienceEnglish
The least distance (in cm) of distinct vision in
Show answerAnswer & explanation
Correct option: A — 25
General Science practice — common questions
Page 27 of this set has 10 questions on it.
Are these General Science questions free to practise?
Yes. Every question on this page is free and needs no account. Create a free account only if you want your progress saved.
Where do these General Science MCQs come from?
They are taken from official past papers of Indian government recruitment exams such as RRB NTPC, RRB Group D and RRB JE, and each question keeps a reference to the exam it appeared in.
Are the questions available in Hindi?
Yes. Many papers are set in both languages, so a large share of these questions are available in Hindi. Use the language filter at the top of the page.
Do the questions show answers and explanations?
Every question shows the correct option. Where the source paper included a worked solution, the explanation is shown under "Show answer".