MHT CET · Physics · Alternating Current
AC measuring instruments measures
- A peak value
- B rms value
- C any value
- D average value
Answer & Solution
Correct Answer
(B) rms value
Step-by-step Solution
Detailed explanation
AC measuring instrument (AC ammeter and voltemeter) always measures rms value.
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
- A monoatomic ideal gas, initially at temperature \(T_1\) is enclosed in a cylinder fitted with frictionless piston. The gas is allowed to expand adiabatically to a temperature \(\mathrm{T}_2\) by releasing the piston suddenly. \(L_1\) and \(L_2\) are the lengths of the gas columns before and after the expansion respectively. The ratio \(T_2 / T_1\) isMHT CET 2024 Hard
- A parallel beam of light of wavelength ' \(\lambda\) ' is incident normally on a narrow slit. A diffraction pattern is formed on a screen placed perpendicular to the direction of incident beam. At the second minimum of the diffraction pattern, the phase difference between the ray coming from the two edges of slit isMHT CET 2022 Easy
- A telescope has large diameter of the objective. Then, its resolving power isMHT CET 2019 Easy
- The work functions of Caesium (Cs), Potassium (K) and sodium (Na) are \(2.14 \mathrm{eV}, 2.30 \mathrm{eV}\), and 2.75 eV respectively. If incident electromagnetic radiation has an incident energy of 2.41 eV , which of these photosensitive surfaces may emit photoelectrons?MHT CET 2025 Easy
- A particle is performing U.C.M. along the circumference of a circle of diameter 50 cm with frequency 2 Hz. The acceleration of the particle in isMHT CET 2018 Medium
- A coil of resistance \(450 \Omega\) and self - inductance 1.5 henry is connected to an a.c. source of frequency \(\frac{150}{\pi} \mathrm{~Hz}\). The phase difference between voltage and current isMHT CET 2025 Medium
More PYQs from MHT CET
- Kirchoff's equation isMHT CET 2009 Hard
- What is change in internal energy of the system when work done by the system is 150 J and system release 300 J of heat?MHT CET 2024 Medium
- What is the number of moles of donor atoms - present in one mole oxalate ion?MHT CET 2024 Easy
- The exine of pollen grain is made up ofMHT CET 2018 Medium
- A simple pendulum has a time period ' \(\mathrm{T}\) ' \(\mathrm{in}\) air. Its time period when it is completely immersed in a liquid of density one eighth the density of - the material of bob isMHT CET 2023 Hard
- Afforestation isMHT CET 2014 Easy