Physics

Which of the following is the best method to measure microscopic distances?


ANSWER

Optical microscope


SOLUTION
Optical microscopes are enabled with objective fitted with lenses with different magnifications. This helps to magnify a small objects and so necessary measurements.
View Answers

You're just one step away

Create your Digital Resume For FREE on your name's sub domain "yourname.wcard.io". Register Here!


Single Correct Medium Published on 18th 08, 2020
Next Question
Questions 244531
Subjects 8
Chapters 125
Enrolled Students 199
Enroll Now For FREE

Realted Questions

Q1 Single Correct Medium
Write S.I. unit of charge
  • A. C
  • B. A
  • C. N m$$^2$$
  • D. None of the above

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q2 Single Correct Medium
A wire has a mass $$0.3\pm 0.003\ g$$, radius $$0.5 \pm 0.005\ mm$$ and length $$6 \pm 0.06\ cm$$. The maximum percentage error in the measurment of its density is
  • A. $$1$$
  • B. $$2$$
  • C. $$3$$
  • D. $$4$$

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q3 Single Correct Medium
A wire length of $$l=  6\pm 0.06\ cm $$ and radius $$r= 0.5\pm 0.005\ cm $$ and mass $$m=  0.3\pm 0.003\ g $$ Maximum percentage error is density is:
  • A. $$4\%$$
  • B. $$2\%$$
  • C. $$1\%$$
  • D. $$6.8\%$$

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q4 Single Correct Medium
The quantity represented by the product of "Resistance and inductance" is
  • A. mass
  • B. length
  • C. time
  • D. none

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q5 Single Correct Medium
Which of the following unit is not a fundamental unit:
  • A. Meter
  • B. Litre
  • C. Second
  • D. Kilogram

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer