Q1. A 1.10m long straight wire section has a resistance R = 110 ohm and is connected, with conducting wire of negligible resistance, to a 1.5 V battery. The wire is located in a uniform magnetic field B directed perpendicular to that section of wire. Compute the magnitude of B while the force on the wire because of B has a magnitude of 0.270 N.

Q2. A soccer ball with a mass of 448g bounces off the crossbar of a goal and is deflected upward at an angle of 56.2° with respect to horizontal. Immediately after deflection, the kinetic energy of the ball is 47.70 J. What are the vertical and horizontal components of the ball's momentum right away after striking the crossbar? (Let the horizontal direction be the x-direction and the vertical direction be the y-direction.)

What is pluto''s orbital eccentricity : An airplane is flying with the velocity of 82.0 at an angle of 22.0 above the horizontal. When the plane is a distance 111 straight above a dog that is standing on level ground, a suitcase drops out of the luggage compartment. How far from the dog.. |

How far upstream is the boat when it reaches : A car travelling at 25.0 {rm m/s} runs out of gas while travelling up a 22.0^circ slope. How far will the car go up the hill before it runs out of gas. |

Find the lcm of the given denominators : Find the LCM of the given denominators |

The direction as an angle above the horizontal : What is your displacement after running 2.60 west on Strawberry Fields, 1.1 south on Penny Lane, and 5.0 north of east at 40 degree on Abbey Road. |

Compute the magnitude of b while the force on the wire : A soccer ball with a mass of 448g bounces off the crossbar of a goal and is deflected upward at an angle of 56.2° with respect to horizontal. Immediately after deflection, the kinetic energy of the ball is 47.70 J. What are the vertical and horizo.. |

Factor the polynomial : Factor the polynomial |

Factor the following polynomial : Factor the following polynomial |

Decision making using perfect information : Use a decision tree to describe the possible strategies and the consequences (or payoffs) of each. Show your decision tree. |

Find the magnitude of the torque on the pole due to gravity : The quantity of charge q (in coulombs) that has passed through a surface of area 2.10 cm2 varies with time according to equation q = 7t3 + 5t + 6, where t is in seconds. |

## Discover the final speeds of the particlesFind out the angular velocity at the beginning of the 4.60 interval; the angular acceleration of the flywheel. |

## Earth''s surface until its weight is 0.8 times its weightJack is a second-grade student. He seems to have no interest in learning, frequently daydreaming in class and frequently disrupting the class by throwing objects at other students. Explain how a bio psychosocial approach may provide both an integrate.. |

## What is the mass of copper blockA copper block is removed from a 300^0 C oven and dropped into 1 L of water at 20.0^0 C. The water quickly reaches 25.5^0 C and after that remains at that temperature. What is the mass of copper block. |

## Assume the track is frictionlessTwo pipes of equal length are each open at one end. Each has the fundamental frequency of 500 Hz at 325 K. In one pipe the air temperature is increased to 330 K. If the two pipes are sounded together, what beat frequency results. |

## What is the magnitude of the charge of the particleAt t=0, a proton is moving with the speed of 5.5×10^5 m/s at an angle of 30 degrees from the x-axis, as shown in the figure. A magnetic field of magnitude 1.5 T is pointing in the positive y-direction. What would be the y-coordinate of the proton ten.. |

## How far would the electron travel in the fieldThe speakers produce the same single-frequency tone in either drawing and are in phase. The speed of sound is 343 m/s. Find the single smallest frequency that would produce both constructive interference in drawing 1 and destructive interference in d.. |

## He block stays in contact with the spring isYou are driving to grocery store at 15 m/s .You is 140 m from an intersection when the traffic light turns red. Suppose that your reaction time is 0.70 s. and that your car brakes with constant acceleration. How far are you from the intersection whil.. |

## What is the repulsive force pushing two spheres apartOn an airplane's takeoff, the combined action of the air around the engines and wings of an airplane exerts an 8020-N force on the plane, focussed upward at the angle of 55.0° above the horizontal. The plane rises with constant velocity in the vertic.. |

## What is the new coefficient of frictionIn outer space, far from other objects, block 1 of mass 30 kg is at position m, and block 2 of mass 1350 kg is at position m. What is the (vector) gravitational force acting on block 2 because of block 1? It helps to make a sketch of the situatio.. |

## Calculate the torque the player applies to one end of itThe coefficient of static friction between the wall and the rod is μs = 0.575. Determine the minimum distance x from point A at which an additional weight w (the same as the weight of the rod) can be hung without causing the rod to slip at point A. |

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