MHT CET · Physics · Mathematics in Physics
Which of the following comes under the category of random errors?
- A Improper calibration of thermometer
- B Zero error of \(1 \mu \mathrm{V}\) in voltmeter
- C Student measures \(22^{\circ}\), where as the correct angle is \(20^{\circ}\)
- D Errors resulting from the fluctuations in electric power supply
Answer & Solution
Correct Answer
(D) Errors resulting from the fluctuations in electric power supply
Step-by-step Solution
Detailed explanation
Errors resulting from the fluctuations in electric power supply
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- The co-efficient of absorption and the coefficient of reflection of a thin uniform plate are 0.77 and 0.17 respectively. If 250 kcal of heat is incident on the surface of the plate, the quantity of heat transmitted isMHT CET 2025 Easy
- We consider a thermodynamic system. If \(\Delta U\) represents the increase in its internal energy and \(W\) the work done by the system, which of the following statements is true?MHT CET 2007 Hard
- An incompressible fluid flows steadily through a cylindrical pipe having radius \(R\) at point \(A\) and \(\left(\frac{R}{3}\right)\) at point \(B\) further along the direction of flow of liquid. If the velocity at point A is ' V ' then that at point \(B\) isMHT CET 2025 Easy
- A plumb bob is hanging from the ceiling of car. If the car move with acceleration \(a\), the angle made by the string with the vertical isMHT CET 2012 Medium
- The weight of a man in a lift moving upwards with an acceleration ' \(a\) ' is \(620 \mathrm{~N}\). When the lift moves downwards with the same acceleration, his weight is found to be \(340 \mathrm{~N}\). The real weight of the man isMHT CET 2021 Medium
- Light waves from two coherent sources arrive at two points on a screen with path difference of zero and \(\frac{\lambda^{\prime}}{2}\). The ratio of intensities at the points is \(\left(\cos 0^{\circ}=1, \cos \pi=-1\right)\)MHT CET 2023 Medium
More PYQs from MHT CET
- Two dice are thrown together. The probability that sum of the numbers is divisible by 2 or 3 isMHT CET 2020 Easy
- Let \(\bar{a}\) and \(\bar{b}\) be two vectors such that. \(|\bar{a}|=1,|\bar{b}|=4, \bar{a} \cdot \bar{b}=2\). If \(\overline{\mathrm{c}}=(2 \bar{a} \times \bar{b})-3 \bar{b}\), then the angle between \(\overline{\mathrm{b}}\) and \(\overline{\mathrm{c}}\) isMHT CET 2025 Medium
- In the\(F _2\) generation of a Mendelian dihybrid cross, how many plants homozygous for both the traits are found?MHT CET 2022 Easy
- If \(x=-1\) and \(x=2\) are extreme points of \(\mathrm{f}(x)=\alpha \log x+\beta x^2+x, \alpha\) and \(\beta\) are constants, then the value of \(\alpha^2+2 \beta\) isMHT CET 2023 Easy
- The power radiated by a black body is P and it radiates maximum energy around the wavelength \(\lambda_0\). Now the temperature of the black body is changed so that it radiates maximum energy around wavelength \(\left(\frac{\lambda_0}{2}\right)\). The power radiated by it will now increase by a factor ofMHT CET 2024 Medium
- A galvanometer of resistance is connected to a battery of emf with resistance in series. A full scale deflection of 20 divisions is obtained in the galvanometer. To reduce the deflection to 10 divisions, the resistance in series required isMHT CET 2016 Medium