1. Alittle girl throws her ball horizontally out of the window with a velocity of 30m/s. If the window is 3m above the ground level, then how far will the hits the ground? Find the displacement for x axis. For ball travel before it 2dy the time use the t= v- gravity formula:

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Q: 77. Electrons move through a certain electric circuit at an average speed of 1.1 X 10-2 m/s. How…

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A: First, in the triangle STV, angle TVS is 90°So, triangle STV forms a right angled triangleIn this…

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A: Here we have to answer what is measured by kW.h unit.

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A: In first case: Input of 21 V Output of 44 V In second case: Input of 74 V Output =? In both…

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A: Mass of the puck is m1 Mass of the additional is m2 Distance traveled by the additional mass is h

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Q: A transformer has an input of 21 V and an output of 50 V. If the input is changed to 85 V, what the…

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Q: The electrical force between two charges is 89.4 N. One charge is 4.1 x 10^-4 C. This charge is…

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A: Given: The diagram is as follows: Introduction: Resistance is a measure of the opposition to…

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Q: Question 2: A cell phone charger has a transformer that decreases 220 Volts AC to 5 Volts AC. If the…

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Q: = 1. As shown in the figure m₁ 1.4kg, m₂ = 5.4kg and m3 = 8.6kg. Masses 1 and 3 are on the ends of a…

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Q: The electrical force between two charges is 14.1 N. One charge is 8.6 x 10^-4 C. This charge is…

A: The electrical force between two charges is 14.1 N. One charge is 8.6 x 10^-4 C. This charge is…

Q: A transformer has an input of 80 V and an output of 55 V. If the input is changed to 74 V, what the…

A: The initial input of the transformer is Vi = 80 V. The initial output of the transformer is Vo = 55…

Q: Current is measured through a resistor during a laboratory experiment. 1.172 C of charge is measured…

A: Solution: Current = Charge flowntime taken

Q: A ship travels 7 miles in 89 nearest whole number) Your Answer: Answer units

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A: Here, Radius (r) =10-10 m Frequency )w) = 1014 Hz Now, Velocity, V = wr V =1014×10-10 V =104 m/s

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Q: A 1.0-kilogram mass gains kinetic energy as it falls freely from rest a vertical distance d. How far…

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Q: Obtain vl, v2 and v3 in the eircuit of Fig 4 V I V 2 V ww

A: S

Q: The SI unit of resistance is: A) Newton B) Coulomb C) Ohm D) Joule

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A: The SI unit of electric charge is the coulomb.                                             A coulomb…

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A: The mass is undergoing circular motion, since the table is rotating.

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Q: sformer has an

A: Given: Input voltage is 19 V Output voltage is 52 V Input has changed to 85 V

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Q: The rate at which electric work is done called

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Q: If the unit cost of electricity in Luzon is PhP 8.9951 per kWh, what is the total cost (capital plus…

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Projectile Motion