Q. The bolts on a car wheel require tightening to the torque of 90 N•m. If a 30 cm long wrench is used, what is the magnitude of the force necessary when the force applied at 53° to the wrench?

Q. Compute the time t for the pencil to hit the ground, assuming that it falls from standing perfectly vertical and maintains the angular acceleration.

Does evidence indicate that firm size significant : Define ways MNCs can use to minimise/reduce/manage exposure to exchange rate risk and interest rate risk. Does evidence indicate that firm size significant. |

Find the electrostatic force exerted on one sphere : A 15.0{rm cm}-diameter non-conducting sphere carries a total charge of 2.25 mu {rm C}, distributed uniformly throughout its volume. Graph the electric field E as a function of the distance r from the center of sphere from r = 0 to r = 30.0{rm{ cm}.. |

Find marginal revenue at each positive level of output : A perfectly competitive company has the following fixed and variable costs in short run. The market price for the company's product is $150. |

What will gdp be in new equilibrium : Suppose that GDP is currently $25,000 and marginal propensity to consume is .50. If autonomous investment increases by $5,000, what will GDP be in new equilibrium. |

Compute the time t for the pencil to hit the ground : The bolts on a car wheel require tightening to the torque of 90 N•m. If a 30 cm long wrench is used, what is the magnitude of the force necessary when the force applied at 53° to the wrench. |

How does it affect level of investment and interest rates : How does it affect level of investment and interest rates. How does it affect individual consumer. Give at least three examples in your response. |

Question about marginal productivity theory : What if a company employs ten workers and pays each $15 each hour. Further suppose that the MP of the 10th worker is five units of output |

What is the spring constant : A 140 g air-track glider is attached to a spring. The glider is pushed in 12.00 cm and released. A student with a stopwatch finds that 9 oscillations take 10.0 s. |

What is price of an additional dollar of local spending : What is price of an additional dollar of local spending in each case. Which of two methods do you think would lead to higher levels of local spending on roads. Explain your answer. |

## What is the direction and angle of the velocityone end of a uniform beam of 222N is hinged to a wall, the other end is supported by a wire that makes angles of 30 with both wall and beam, find out the tension in the wire and horizontal and vertical componentes of the force od the hinge on the .. |

## Why a satellite orbits the earth in a non-circular orbitWhen a satellite orbits the earth in a non-circular orbit which of the following is true. |

## Find the acceleration of the elevatorA group of hikers hear an echo 2.50 s after they shout. If the temperature is 28°C, how far away is the mountain that reflected the sound wave. |

## What is the velocity of the helium atom after the collisionWhat is the current in the circuit when all six lamps and the heater are turned on? If the circuit has a fuse which will melt if the current exceeds 12 A, will fuse melt. |

## Find magnitudes of these three forcesFind the value of Q that would make the thickness of the equivalent body 0.1 times its length (i.e the value of y at the dividing streamline at x=0 is 1/10 of the x coordinate at the aft stagnation point.). |

## What is the safest speed to go around the curveWhat is the terminal speed for an 79 skier going down a 36 snow-covered slope on wooden skis = 0.060? Assume that the skier is 1.8 m tall and 0.50 m wide. |

## Why to assume charge 1 is located at the origin of x axiswhy to Assume charge 1 is located at the origin of x axis. A ball is thrown directly downward with an initial speed of 8.70 m/s, from a height of 30.6 m. After what time interval does it strike the ground. |

## At the edge of town, the driver again acceleratesAt the edge of town, the driver again accelerates. the driver would usually maintain a constant acceleration that is less than the maximum |

## How various beats per second are heardWhen two tuning forks of 128 Hz and 149 Hz, respectively, are sounded simultaneously, how various beats per second are heard. |

## What was the magnitude of forceA motor boat haeds due east at 5 m/s acorss a river that flows toward the south at 5 m/s. If the river is 125m wide, how longs does it take the boat to cross the river. |

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