Physics · 2019
NEET 2019 · 20 May · Code G1 · Q174
The main scale of a vernier calipers has n divisions/cm. n divisions of the vernier scale coincide with (n-1) divisions of main scale. The least…
The main scale of a vernier calipers has n divisions/cm. n divisions of the vernier scale coincide with $\displaystyle (n-1)$ divisions of main scale. The least count of the vernier calipers is :
Official answer
(3)
$\displaystyle \frac{1}{\mathrm{n}^2} \mathrm{~cm}$
More from Units and Measurement
- A screw gauge gives the following readings when used to measure the diameter of a wire Main scale reading: 0 mm Circular scale reading: 52 divisions…2021
- A student measures the distance traversed in free fall of a body, initially at rest in a given time. He uses this data to estimate g, the…2010
- If E and G respectively denote energy and gravitational constant, then E/G has the dimensions of:2021
- Taking into account of the significant figures, what is the value of 9.99 m - 0.0099 m?2020
- One main scale division of a Vernier calliper is equal to 1 mm and the number of divisions on the Vernier scale is 10. When both the jaws touch each…2026
- Consider that σ_s, k_B, b represent Stefan-Boltzmann constant, Boltzmann constant and Wien's displacement law constant, respectively. The dimension…2026
- The density of material in CGS system of units is 4 g / cm^3. In a system of units in which unit of length is 10 cm and unit of mass is 100 g, the…2011
- If force [F], acceleration [A] and time [T] are chosen as the fundamental physical quantities. Find the dimensions of energy.2021
NEET (UG) 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.