Advertisements
Advertisements
प्रश्न
State the correction if the negative error is 7 divisions when the least count is 0.01 cm.
Advertisements
उत्तर
When negative error is 7 divisions and count (L.C.) is 0.01 cm,
Then correction = (10 – 7) × 0.01 cm
= (3 × 0.01) cm
= + 0.03 cm
APPEARS IN
संबंधित प्रश्न
Which of the following measures a small length to high accuracy : metre rule , vernier callipers or screw gauge?
Who invented vernier callipers?
State the formula for calculating length if:
The reading of the main scale is known and the number of vernier scale divisions coinciding with the main scale is known.
A micrometre screw gauge having a positive zero error of 5 divisions is used to measure diameter of a wire, when reading on the main scale is 3rd division and the 48th circular scale division coincides with baseline. If the micrometer has 10 divisions to a centimetre on the main scale and 100 divisions on a circular scale, calculate
- Pitch of screw
- Least count of screw
- Observed diameter
- Corrected diameter.
What do you understand by the following term as applied to screw gauge?
Negative zero error
What is the least count in the case of the following instrument?
Metre scale
What is the least count in the case of the following instrument?
Stopwatch
Least count of a vernier caliper is ______ cm.
