Q1. Two large parallel metal plates are 1.7 cm apart and have charges of equal magnitude but opposite signs on their facing surfaces. Take the potential of negative plate to be zero. If the potential halfway between the plates is then +7.4 V, what is the electric field in (V/m) in the region between the plates?

Q2. Consider a standing wave on the string with a frequency equal to the fifth harmonic (fn = nf1 with n = 5). How many nodes and antinodes does this standing wave possess?

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What is the electric field in (v/m) in the region : Consider a standing wave on the string with a frequency equal to the fifth harmonic (fn = nf1 with n = 5). How many nodes and antinodes does this standing wave possess. |

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## Carrier power, total power, power in sidebandFind the power in sideband, total power, carrier power, carrier rms voltage and the peak voltages for carrier and sidebands of AM transmitter. |

## The electric field produced by the charged platesA 21 g bullet travelling at 255 m/s is fired into a 0.452 kg wooden block anchored to a 100 N/m spring. How far is spring compressed to the nearest thousandth of a meter. |

## What is the density of the objectAn object weighs 302 N in the air. When tied to a string, connected to a balance, and immersed in water, it weighs 220 N. When it is immersed in oil, it weighs 257 N. what is the density of the object. |

## What is the coefficient of friction of snowWhen G was first measured by Henry Cavendish, newspapers of the time hailed his experiment as "weighing Earth experiment." And Why. |

## Compute the equivalent resistanceA block with mass m = 19.0 kg slides down an inclined plane of slope angle 17.8 ° with a constant velocity. It is afterwards projected up the same plane with an initial speed 1.35 m/s. How far up the incline would the block move before coming to rest.. |

## Find the change in water surface height in the coneA 90° inverted cone contains water as shown. The volume of the water in the cone is given by V = (p/3) h3. The original depth of the water is 10 cm. A block with a volume of 200 cm3 and a specific gravity of 0.6 is floated in the water. Find the c.. |

## What is the acceleration of crateA ball is held on an incline at the height of 72 cm. it is then released so that the ball rolls down the incline. At the bottom of the incline there is a loop where the ball rolls around in. If the loop is 62 cm high at its highest point what is the .. |

## When electron is released from rest at point bA crate of 30.2- tools rests on a horizontal floor. You exert a regularly increasing horizontal push on it and observe that the crate just begins to move while your force exceeds 319. After that you must reduce your push to 227 to keep it moving at a.. |

## What is the maximum probable efficiency of the steamA 36.0 kg uniform beam is attached to a wall with the hinge while its far end is supported by a cable such that the beam is horizontal. |

## Find the child''s speeds at the lowest pointUsing the capacitance determined in part (a), calculate the current in the circuit 7.4 ms after the switch is closed. Suppose that the capacitor is uncharged initially and that the emf of the battery is 9.0 V |

## The x and y components of the shell where it explodesAn isolated copper sphere of radius 4.85cm, at first uncharged, is illuminated by ultraviolet light of wavelength 244nm. The work function for copper is 4.70 eV. What charge does the photoelectric effect induce on sphere. |

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