# physics

Marks: 2
The emf produced in a generator is What is the frequency of rotation of the circular coil?
a. 100 Hz
b. 60 Hz
c. 50 Hz
d. 25 Hz

1. 👍 0
2. 👎 0
3. 👁 177
1. This is not a complete question.

Something is missing between "is" and "What".

Why don't you just play spin the bottle?

1. 👍 0
2. 👎 0
2. 50Hz
trust me

1. 👍 0
2. 👎 0

## Similar Questions

1. ### physics 102

The output voltage of an AC generator is given by Δv = (180 V) sin (70πt). The generator is connected across a 13.0-Ω resistor. (a) By inspection, what is the maximum voltage? V (b) By inspection, what is the frequency? Hz (c)

asked by Matt Will on August 9, 2012
2. ### Physics

A circular loop with 30 turns and area of 0.25 m2 rotates at 100 rad/s. The axis of rotation of the loop is perpendicular to the direction of the magnetic field of 0.04 Tesla. What is the maximum emf induced in the loop? 15 V 30 V

asked by Liam on October 23, 2012
3. ### math

A test had 200 questions .Each correct answer carried 2 marks.Each wrong answer carried -1/2 marks and unanswered question fetched no marks .Ajay attempted all the question in the test and he scored 360 marks.What would his marks

asked by rachel on November 28, 2014
4. ### physics

an ac generator has 20 turns of wire of area 0.16 m2. The loop rotates in a magnetic field of 0.52 T at a frequency of 80 Hz. Find the maximum induced emf.

asked by sandra on July 16, 2020
5. ### Physics

A circular loop with 30 turns and area of 0.25 m2 rotates at 100 rad/s. The axis of rotation of the loop is perpendicular to the direction of the magnetic field of 0.04 Tesla. What is the maximum emf induced in the loop?

asked by fred on February 2, 2013
1. ### physics

Two parallel plate capacitors are identical, except that one of them is empty and the other contains a material with a dielectric constant of 4.2 in the space between the plates. The empty capacitor is connected between the

asked by derek on November 13, 2012

A constant magnetic field passes through a single rectangular loop whose dimensions are 0.35 m x 0.55 m. The magnetic field has a magnitude of 2.1 T and is inclined at an angle of 55° with respect to the normal to the plane of

asked by Mary on November 5, 2007
3. ### Physics

In a hydroelectric installation, a turbine delivers 1500 hp to a generator, which in turn transfers 80.0% of the mechanical energy out by electrical transmission. Under these conditions, what current does the generator deliver at

asked by Jasmine on February 16, 2015
4. ### Science

Which option correctly identifies types of electromagnetic generators? (Select all that apply) transformer generator parallel generator AC generator DC generator

asked by Hi on May 7, 2020
5. ### Physics

In a series RCL circuit the generator is set to a frequency that is not the resonant frequency. This nonresonant frequency is such that the ratio of the inductive reactance to the capacitive reactance of the circuit is observed to