A penny is in an external electric field of magnitude 1.7 kN/C directed perpendicular to its faces.

(a) Find the charge density on each face of the penny, assuming the faces are planes.

nC/m2

(b) If the radius of the penny is 1 cm, find the total charge on one face.

pC

## At what angle with the ground is the shell projectedA 1350 kg cannon, which fires a 70 kg shell with a speed of 606 m/s relative to the muzzle, At what angle with the ground is the shell projected |

## What is the resultant vector lengthSuppose two vectors each have length 3.0 units. if the two vectors are perpendicular to each other, what is the resultant vector length |

## What is the current amplitude in the primary coilA transformer with 1760 turns on the primary and 347 turns on the secondary is used in an electric slot car racing set to reduce the input voltage amplitude of 170 V from the wall output. What is the current amplitude in the primary coil |

## What is the magnitude of the net displacement of the mouseA field mouse trying to escape a hawk runs east for 6.0m , darts southeast for 3.9m, What is the magnitude of the net displacement of the mouse |

## Find the change in length of the bridgeFind the change in length of the bridge for an increase in temperature of 10 degree Celcius |

## Find the average resistive force acting upon the carA 921 kg car is moving rightward with a speed of 29.0 m/s. find the average resistive force acting upon the car |

## Calculate the stars change in absolute magnitudeA protostar has a temperature of 3000 K,radius of 2*10^8 km at stage 4. At stage 6, Calculate the star's change in absolute magnitude as it evolves from stage 4 to stage 6 |

## Determine the final temperature of the systemA 790-N cliff diver in Alcapulco drops from a cliff 20.60 m above the water's surface. If friction is disregarded, what is the cliff diver's speed just before striking the water. |

## What is the normal force experienced by the boxA person wants to push an 80-kg box across the floor. The coefficient of friction between the box and the floor is 0.5. What is the normal force experienced by the box as it sits on the floor |

## What is the volume of the liquid waterA cube of ice, 27 cm on each side, is melted into a measuring cup. What is the volume of the liquid water |

## Find the electrical potential outside of the cylinderA long cylindrical conductor is placed in an initially (i.e., before the cylinder is present)uniform electric field which is perpendicular to the axis of the cylinder. Find the electrical potential outside of the cylinder |

## What is the highest lifetime of continuous drivingSuppose the steel alloy is used for an automobile axle that rotates at an average rotational velocity of 600 revolution per minute (RPM). What is the highest lifetime of continuous driving that are allowable at stress level of 310-MPa. |

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd