Q1. An object of mass 95.0kg rests on the surface of a planet with a mass of 3.5 x 10^15kg and a radius of 7.8 x 10^8m.

a) Compute the force of gravity acting on the object on the surface of the plant

b) find out the gravitational field strength 'g' at the planet's surface.

c) Compute the force of gravity acting on the object if it is placed at a position 4.7 x 10^9m above the planet's surface

Q2. Two children tug on a toy of mass 2.0 kg. Costa pulls with a force of 10.0N [W 30degrees S]. The toy slides with an acceleration of 2.5 m/s^2 in the direction of the net force.

A) Find out the value of the frictional force acting on the toy.

B) Find out the coefficient of friction.

Case study of pepsico : Propose a strategy that may enable PepsiCo to close the gap in this market and describe how this may allow PepsiCo to achieve the number-one market position. |

Explaining intersection of two mutually exclusive event : Intersection of two mutually exclusive events: can be any value between 0 to 1, must always be equal to 1. |

Techno-centric and eco-centric perspectives of sustainable : Explain the difference between techno-centric and eco-centric perspectives about sustainable development. Which perspective, in your opinion, offers the best route to averting an environmental crisis? Justify your answer. |

Proper role of the federal government : Rawls and Nozick take radically different approaches to the question: what is the proper role of the federal government. |

Compute the force of gravity acting on the object : Two children tug on a toy of mass 2.0 kg. Costa pulls with a force of 10.0N [W 30degrees S]. The toy slides with an acceleration of 2.5 m/s^2 in the direction of the net force. |

Levels of marital satisfaction : scores later obtained divorces and those with high levels of marital satisfaction remained married. This illustrates the use of: |

Determine what pay is appropriate for job : How do you determine the worth of these various jobs relative to each other and how will you determine what pay is appropriate for each job? |

With what angular speed must it rotate : Mary Healy, the young woman with severe vaginal bleeding, is admitted to emergency room. She is three months pregnant, and physician is concerned about the volume of the blood she is losing. |

Write an international mini-plan : Write an international mini-plan for a company that interests you (or a product/service that you want to sell yourself). Address the following in your mini-plan: |

## Two boats start together and race across a 46 km-wide lakeA flight attendant pulls her 71 N flight bag a distance of 322 m along a level airport floor at a constant velocity. The force she exerts is 36 N at an angle of 53° above the horizontal. |

## Find magnitudes of the net magnetic fieldsThe drawing shows one horizontal wire with the current going up and one vertical wire with the current going to the right. Point A is dH to the right and dV above the intersection. Point B is dH to the left and dV below the intersection. |

## Explanation using concepts associated with newton''s lawsA small car is pushing a larger truck that has a dead battery. The mass of the truck is twice as large as the mass of car. At one instant of time the car and truck both have an acceleration of 3.5 m/s2. Which of the following statements is true? D.. |

## What is a speed of the bulletA bumper car with mass m1 = 116 kg is moving to the right with a velocity of v1 = 5 m/s. A second bumper car with mass m2 = 96 kg is moving to the left with a velocity of v2 = -3.8 m/s. The two cars have an elastic collision. Suppose the surface is f.. |

## Calculate n, magnitude of the normal forceA 1600 kg car starts from rest at A, coasts 180m through a dip and comes to stop at B after coasting a distance d on level ground. If the rolling resistance is a constant force of 280N, conclude the distance d. |

## What is the equivalent resistance of the light stringAn engine does 20000 J of work and rejects 6120 J of heat into a cold reservoir whose temperature is 285 K. What would be the smallest possible temperature of the hot reservoir. |

## Comment at length on the statementUnder the influence of its drive force, a snowmobile is moving at a constant velocity along a horizontal patch of snow. When the drive force is shut off, the snowmobile coasts to a halt. |

## Find average velocity over the tripA horse is capable of moving at four different speeds: walk (1.9 m/s), trot (5.0 m/s), canter (7.0 m/s), and gallop (12 m/s). Ann is learning how to ride a horse. She spends 15 minutes riding at a walk and 1.8 minutes at each other speed. |

## Examine the conditions for bragg reflectionFind out the longest wavelength electrons that can produce a first-order maximum. |

## What is the tension in the stringIt's found that string is set into oscillation only at the frequency 880 Hz and 1320 Hz as the frequency of an oscillator is varied over the range 500-1500 Hz. What is the tension in the string. |

## What is the frequency of the tuning fork being usedThe length of an air column that produces a strong resonance in a cylinder is 0.18m, what is the frequency of the tuning fork being used . |

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