A 1.00-cm-high object is placed 3.80 cm to the left of a converging lens of focal length 7.50 cm. A diverging lens of focal length ?16.00 cm is 6.00 cm to the right of the converging lens. Find the position and height of the final image. position cm height cm Is the image inverted or upright?

Determine what is the speed of the cars : Two cars traveling with the same speed move directly away from one another. What is the speed of the cars |

Define 3-phenylpropanal is allowed to mix : Show the product that forms when 3-phenylpropanal is allowed to mix with sodium hydroxide catalyst. |

Evaluate the magnification of the lens : An object is placed 55.5 cm from a screen. Where should a converging lens of focal length 8.0 cm be placed to form an image on the screen, Find the magnification of the lens |

Compute the equivalency point and the ph : A 15 mL sample of 0.100 M Ba(OH)2 is titrated with 0.12M HCl. Calculated the equivalency point, and the pH after 5mL, 10 mL, 15 mL, and 20 mL of HCl are added. |

Evaluate the position and height of the final image : A 1.00-cm-high object is placed 3.80 cm to the left of a converging lens of focal length 7.50 cm. Find the position and height of the final image |

How much naoh are needed to neutralize solution of h2so4 : How many mL of 0.150 M NaOH are needed to neutralize 50.00 mL of a 0.120 M solution of H2SO4 |

What is the speed of the box at the equilibrium position : A 5 kg mass is connected to a spring (1000 N/m) platform which undergoes simple harmonic motion in the vertical direction with two complete oscillations each second. What is the speed of the box at the equilibrium position |

How much force must you exert to keep the pole motionless : You're carrying a 4.0-m-long, 23kg pole to a construction site when you decide to stop for a rest. How much force must you exert to keep the pole motionless in a horizontal position |

Determine the new angular velocity of the two astronauts : Two astronauts of equal mass 92 kg are holding on to opposite ends of a straight rope in space. The length of the rope between them is 18 meters. What is the new angular velocity of the two astronauts |

## Explain how temperature and humidity affect speed of soundThe speed of sound does not depend on the loudness or the frequency of sound. Explain how temperature and humidity affect the speed of sound |

## Calculate the speed of sound in the airWhen a tuning fork of frequency 360 Hz is held above a tube filled with water the resonances are found when the water level is at 25cm and 75cm |

## What is the stress within the columna marble column of cross-sectional area 1.2 m^2 supports a mass of 25,000 kg. what is the stress within the column |

## What will be the speed of the muons in the lab framA pion decays into a muon and a neeutrino. In the rest frame of the pion, the muon always has a speed of .507c. what will be the speed of the muons in the lab fram |

## What factor is the voltage multipliedThe output voltage of a 63 W transformer is 15 V, and the input current is 17A. By what factor is the voltage multiplied? Assume 100% efficiency. . . |

## Determine the difference between the two frequenciesTwo radio waves are used in the operation of a cellular telephone. To receive a call, the phone detects the wave emitted at one frequency by the transmitter station or base unit. determine the difference between the two frequencies used in the oper.. |

## Determine the heat input to this engineA certain heat engine does 12.0 kJ of work and dissipates 8.00 kJ of waste heat in a cyclical process. What was the heat input to this engine |

## What size resistor should be placed in seriesA galvanometer has a coil resistance of 29.0 ?. It is to be made into a voltmeter with a full-scale deflection equal to 100.0 V, what size resistor should be placed in series with the galvanometer |

## What is the rate of heat transfer through this combinationTwo bars, A and B, each of length 2.0 m and cross sectional area 1.0 m2, are placed end to end, What is the rate of heat transfer through this combination |

## Calculate the current through the heaterA 115 V fish-tank heater is rated at 120 W, Calculate the current through the heater when it is operating |

## What will be the impact speed of the projectile on groundAt a height of 1500m, a dive bomber in a vertical dive at 300 km/h shoots a cannon at a target on the ground. What will be the impact speed of the projectile on the ground |

## Calculates the speed of the sports car at impactA 920 kg sports car collides into the rear end of a 2300 kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.6 m before stopping. The police officer, knowing that the coefficient of kinetic frict.. |

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