Home
Class 12
PHYSICS
A DC current of 4A and AC current of pea...

A DC current of 4A and AC current of peak value 4A passes through 3ohm and 2ohm resistors resp. Find ratio of heat generated

A

0.12569444444444

B

0.12638888888889

C

0.12777777777778

D

0.042361111111111

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS SECTION B|30 Videos
  • JEE MAIN 2023

    JEE MAINS PREVIOUS YEAR|Exercise Question|455 Videos

Similar Questions

Explore conceptually related problems

A steady current of magnitude I and an AC current of peak value I are allowed to pass through identical resistors for the same time. The ratio of heat produced in the two resistors will be

A direct current of 2A and an AC of peak value 2A flows through resistances 2Omega and 1Omega respectively. Find the ratio of heat produced in the two resistances in same interval.

The value of current through 2 Omega resistor is

Find current passing through the battery and each resistor.

Find current through 4 ohm resistance

Current flowing through 4 Omega resistor is :

By a cell a current of 0.9 A flows through 2 ohm resistor and 0.3 A through 7 ohm resistor. The internal resistance of the cell is

The peak value of the a.c. current flowing throw a resistor is given by

When a current of 4.0A passes through a certain resistor for 10 minutes, 2.88 xx 10^(4)J of heat are produced. Calculate: (a) the power of the resistor. (b) the voltage across the resistor.

What is the r.m.s. value of an alternating current which when passed through a resistor produces heat which is thrice of that produced by a direct current of 2 amperes in the same resistor?

JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
  1. A cuboid ice piece of dimension 60cm x 50cm x 20cm is packed inside a ...

    Text Solution

    |

  2. Two condcting hollow sphere of radius 5mm and 10mm resp. are placed su...

    Text Solution

    |

  3. A DC current of 4A and AC current of peak value 4A passes through 3ohm...

    Text Solution

    |

  4. In a station the TV transmission tower is of height 100m. In order to ...

    Text Solution

    |

  5. Intensities of two waves are I1=I and I2=4I. In case A both the wave s...

    Text Solution

    |

  6. A change q is slightly displaced along the line joining both fixed cha...

    Text Solution

    |

  7. In the given circuit, if the potential difference across the internal ...

    Text Solution

    |

  8. Two bodies of masses 4m and 3m are moving around a planet in radius 3r...

    Text Solution

    |

  9. Sand is falling at constant rate 0.5kg/s find power required to mainta...

    Text Solution

    |

  10. A bullet is projected vertically downwards with initial velocity 100m/...

    Text Solution

    |

  11. Cross section area of wire AB is uniform. Zero deflection in galvanome...

    Text Solution

    |

  12. Two magnetic bars oscillate in a uniform magnetic field with time peri...

    Text Solution

    |

  13. In a conductor current flowing is 1A and its length is 1m, resistivity...

    Text Solution

    |

  14. In 30hr, activity of sample reduces to 1/16 of its initial value find ...

    Text Solution

    |

  15. A DC current of 4A and AC current of peak value 4A passes through 3ohm...

    Text Solution

    |

  16. Two rods are connected in series in series between 450 C and 0. Their ...

    Text Solution

    |

  17. Resolving power of a microscope in air is P. If it is submerged in a o...

    Text Solution

    |

  18. A particle is projected vertically upwards from ground another particl...

    Text Solution

    |

  19. Two identical containers are filled with same gas at same temperature....

    Text Solution

    |

  20. If M,LT are measured with accuracy of 0.5%find accuracy in measurement...

    Text Solution

    |