An astronaut accidentally gets separated out of his small spaceship accelerating in inter stellar space at a constant rate of 100 m s-2. What is the acceleration of the astronaut the instant after he is outside the spaceship ? (Assume that there are no nearby stars to exert gravitational force on him.)

Magnitude of the braking forces : A 1500 kg blue car was travelling at 90 km/h. A 1200 kg red car was traveling behind the blue car at 108 km/h.when the two cars were 55 m apart, the blue car began braking.it took the driver of the red car 0.50 s to start braking her car. If the .. |

Calculate the speed of the liquid as it exits from the hole : This problem is in a beaker. The large container shown in the picture above is filled with a liquid of density 1.1E3 kg/m3. A small hole of area A=2.5E-6 m2 is open in the side of the container a distance h below the liquid surface, which allows a.. |

Describe and give examples of transverse-longitudinal waves : Describe a wave pulse and a continuous progressive (traveling) wave. Describe and give examples of transverse and longitudinal waves. Which of acceleration, age, speed, temperature, and velocity are vector quantities? |

What is the angular speed and the linear speed of the motion : An insect trapped in a circular groove of radius 12 cm moves along the groove steadily and completes 7 revolutions in 100 s. (a) What is the angular speed, and the linear speed of the motion? (b) Is the acceleration vector a constant vector ? What.. |

Nearby stars to exert gravitational force on him : An astronaut accidentally gets separated out of his small spaceship accelerating in inter stellar space at a constant rate of 100 m s-2. What is the acceleration of the astronaut the instant after he is outside the spaceship ? (Assume that there a.. |

Compute how long is the board needed to lift the object : you want to lift a 500-lb object with a lever. you can place a falcrum under a long board a distance of 1.5 ft from the object. how long is the board (total length) needed to lift the object |

Obesity and lifestyle in the united states : Write a paper about Obesity and lifestyle in the United States. |

Explain the element x occurs naturally to the extent : The element X occurs naturally to the extent of 20.0% superscript 12X and 80.0 % superscript 13X. The atomic mass of X is nearest: |

Find what direction do they roll : in a headon collision (without friction) a 4000 kg truck going 10m/s due east strikes a 2000kg car gong 40m/s west, what direction do they roll in |

## What is the speed of the block after the collisionA 0.45 caliber bullet (m = 10.7 g) is fired into a large block of wood (M = 0.750 kg) so that the bullet becomes lodged in the block. What is the speed of the block after the collision |

## Determine what is the weight of the motorTwo people carry a heavy electric motor by placing it on a light board 2.00 m long. One person lifts at one end with a force of 100 N, and the other lifts the opposite end with a force of 900 N. |

## What is the position where the block stopsA block of mass 3.0 kg slides toward the right on a frictionless surface with v0 = 7.5 m/s. What is the position xf where the block stops |

## Estimate the maximum height reached by the projectileA projectile is fired with an initial speed of 61.7m/s at an angle of 31.9^\circ above the horizontal on a long flat firing range. Determine the maximum height reached by the projectile |

## Find the rotational inertia of the entire doorA revolving door consists of four rectangular glass slabs,with the long end of each attached to a pole that acts as the rotation axis. Find the rotational inertia of the entire door |

## Determine the magnetic energy density of the waveThe magnetic field component of the electromagnetic wave is 15.0 ?T. What is the magnetic energy density of the wave |

## Find the percentage of the energy spent on the journeyYour car achieves 30 miles per gallon and weighs 3000 pounds. What approximately is the percentage of the energy spent on the journey that actually goes to "moving you |

## Calculate the wavelength of the second laserA laser with wavelength d/8 is shining light on a double slit with slit separation 0.450 mm. What is the wavelength of the second laser |

## Find how fast the fish is movingA vertical spring has one end attached to the ceiling and a 2.50-kg fish attached to the other one. find how fast the fish is moving after it drops 20.0 cm |

## What is the tracer''s half-lifeA 115 mCi radioactive tracer is made in a reactor. When delivered to a hospital 16 hours later its activity is 95 mCi. What is the tracer's half-life |

## How much work gravity do on the block during this processAn 8.0 kg block is released from rest, v1 = 0 m/s, on a rough incline, which has an angle of 40 from the horizontal. How much work gravity do on the block during this process |

## Compute the speed of the electrons when they hit the screenIn a television tube, electrons inillially at rest are accelerated by a uniform electric field of magnitude 4 * 10 exp 5 N/C during the first 5 cm of the tube's length, find the speed of the electrons when they hit the screen |

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