6. If a force of 300N is exerted upon a 60 kg mass for 3 seconds, how much impulse does the mass experience?

How much power is dissipated by each bulb : Two 95.0W (120 V) lightbulbs are wired in series, then the combination is connected to a 120V supply. How much power is dissipated by each bulb |

Explain how many moles of fe3o4 will react : FOr the balanced equation shown below, how many moles of Fe3O4 will react with 1.02 moles of CO, to form how many moles of FeO |

What is the maximum velocity of the top of the building : What is the magnitude of the maximum displacement from the equilibrium of the top of the building, What is the maximum velocity of the top of the building |

What is current in one phase of a delta-connected generator : A balanced Y-connected three-phase motor uses 20 kW of power at 0.81 pf lagging when connected to 220 V lines. What is the line current. What is the current in one phase of a delta-connected generator. |

How much impulse does the mass experience : If a force of 300N is exerted upon a 60 kg mass for 3 seconds, how much impulse does the mass experience |

Find the magnitude of the phase current in the load : a) A delta-connected three-phase source has a phase voltage of 220 V. It feeds a delta-connected load consisting of three identical impedances of 10/42° O each. Find the magnitude of the phase current in the load, the line current |

Determine wmax for a capacitor which occupies a volume x : Suppose the volume X occupied by a capacitor is A*d where A is the total area of the dielectric layers and d is the thickness of each dielectric layer (this assumes that the metal plates are infinitely thin). |

Define what is the percent-yield of h2 in the reaction : What is the percent-yield of H2 in the reaction below when an equimolar mixture of CH4 and CO2 with an initial total pressure of 20.0 atm reaches equilibrium at 1200. K, at which Kp = 3.548 x 106 |

What is the index of refraction of polythene : The speed of light in polythene is 1.99 x 108 m/s. What is the index of refraction of polythene |

## Find the maximum inclination angle for the boardA circular wire loop of radius 13cm carries a current of 3.66 A. It is placed so that the normal to its plane makes an angle of 34.8° with the uniform magnetic field of magnitude 9.70 T. |

## What is the x coordinate of particleThe minimum stopping distance for a car travelling at a speed of 30 {rm m/s} is 60 {rm m}, including the distance travelled during the driver's reaction time of 0.54 {rm s}. |

## Explain how far are the runners from the flagpoleProvide your answer in m/s in scientific notation to three significant digits (i.e. 1.15*10^2) |

## What is the resistance r of the resistorVarious voltages V are applied across a resistor and for each value of V the current I through the resistor is measured, What is the resistance R of the resistor |

## What is the essential mass hanging on the far endIf it takes 3 golf balls to equal the mass of one tennis ball, what weight of tennis balls do you require equalling the number of golf balls in one kilogram of golf balls. |

## Find the vertical component of the average force on ballA bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 60.0m/s, Find the vertical component of the average force on the ball |

## What is the dipole angular velocity at the instantThe dipole is held perpendicular to a uniform electric field with field strength 980V/m , then released. What is the dipole's angular velocity at the instant it is aligned with the electric field? |

## Find the coefficient of real expansion of the liquidWhen 50-ml of a liquid is heated through 20 degree centigrade, its apparent expansion was 0.5 ml. If the coefficient of linear expansion of the container is 9 x 1/1000000 per K, find the coefficient of real expansion of the liquid. |

## Computes the speed of the sports car at impactPolice determine skid marks 83 m long on the highway showing where the car made an emergency stop. Assume that the acceleration was -10 m/s2 (about the highest for dry pavement), how fast was the car going. |

## What is the average power pavg of such a nuclear bombA fission-based nuclear bomb (such as those used in World War II) uses the same nuclear reactions, What is the average power Pavg of such a nuclear bomb |

## When aimed vertically and suddenly releasedThree charges are situated at corners of a rectangle. How much energy would be expended in moving the 8µC charge to infinity. |

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