Home
Class 11
PHYSICS
Three rods of equal length of same mater...

Three rods of equal length of same material are joined to form an equilateral triangle ABC as shown in figure. Area of cross-section of rod AB is S, of rod BC is 2S and that of AC is S. Then match the following.

Text Solution

Verified by Experts

The correct Answer is:
(A) Q, (B) R,S (C) S
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    DC PANDEY|Exercise Only One Option is Correct|27 Videos

  • ELASTICITY

    DC PANDEY|Exercise Medical entrances s gallery|21 Videos

Similar Questions

Explore conceptually related problems

Three rods of equal length of same material are joined to form an equivalent triangle ABC as shown figure. Area of cross-section of rod AB is S of rod BC is 2S and that of AC is S , then {:(,"Column-I",,"Column-II"),((A),"Temperature of junction" B,(p),"Greater than" 50^(@)C),((B),"Heat current in" AB,(q),"Less than" 50^(@)C),((C),"Heat current in BC",(r),"Is equal to current in BC"),(,,(s),"Is " 2/3 "times heat current in AC"),(,,(t),"None"):}

Three thin uniform rods made of same material are joined as shown. Locate c.m .

Three rods of equal of length are joined to from an equilateral triangle ABC. D is the midpoint of AB. The coefficient of linear expansion is alpha_(1) for AB and alpha_(2) for AC and BC . If the distance DC remains constant for small changes in temperature,

Three identical rods each of mass M, length l are joined to form an equilateral DeltaABC . Find the Moment of Inertia about BC as shown.

Three rods each of mass m and length l are joined together to form an equilateral triangle as shown in figure. Find the moment of inertial of the system about an axis passig through its centre of mass and perpendicular to the plane of the particle.

Three rods A, B and C of the same length and cross- sectional area are joined in series as shown. The temperature at the junction of A and B , in equilibriu, is

Two rods of different materials are placed between massive walls as shown in figure. The cross section of the rods is A, their moduil of elastricity are E_(1) and E_(2) respectively. If rods are heated by t degrees, then (coefficients of liner expansion of material of rods are alpha_(1) and alpha_(2) respectively)

A light rod of length L is suspended from a support horizonatlly by means of two vertical wires A and B of equal lengths as show in the figure . Cross-section area of A is half that of B and Young's modulus of A is double than that of B. A weight W is hung on the rod as shown. The value of x, so that the stress In A is same as that in B,is

Three rods of same material and of equal cross sectional area and length have been connected together as shown in the figure. The temperature of the junction of the rods approximately is

DC PANDEY-CURRENT ELECTRICITY-All Questions
  1. Three rods of equal length of same material are joined to form an equi...

    Text Solution

    |

  2. The current density in a wire is 10A//cm^(2) and the electric field in...

    Text Solution

    |

  3. A resistor of resistance R is connected to a cell internal resistance ...

    Text Solution

    |

  4. Find the current through the 10(Omega)resistor shown in figure.

    Text Solution

    |

  5. Each resistance shown in the network is in ohm. Current through the re...

    Text Solution

    |

  6. The forward biased conection is :

    Text Solution

    |

  7. Four identical bulbs each rated 100 watt, 220 volts are connected acro...

    Text Solution

    |

  8. The reading of voltmeter is

    Text Solution

    |

  9. The ammeter shown in figure consists of a 480 Omega coil connected in ...

    Text Solution

    |

  10. When a galvanometer is shunted with a 4 Omega resistance, the deflecti...

    Text Solution

    |

  11. In the figure shown the current flowing 2 R is:

    Text Solution

    |

  12. The equivalent resistance between the points A and B is:

    Text Solution

    |

  13. In the circuit shown, what is the potential different V(PQ) ?

    Text Solution

    |

  14. Which of the following wiring diagrams could be used to experimentally...

    Text Solution

    |

  15. In the given circuit current flowing through the resistance 20Omega is...

    Text Solution

    |

  16. Power generated across a uniform wire connected across a supply is H. ...

    Text Solution

    |

  17. Rate of dissipation of Joule's heat in resistance per unit volume is (...

    Text Solution

    |

  18. The variation of current (I) and voltage (V) is as shown in figure A. ...

    Text Solution

    |

  19. Six resistors each of 10 ohm are connected shown. The equivalent resis...

    Text Solution

    |

  20. Thirteen resistances each of resistance R ohm are connected in the cir...

    Text Solution

    |

  21. In the given network, the euqivalent resistance between A and B is

    Text Solution

    |