What is the velocity just before it hits the ground
A stone is trown vertically downward at an initial speed of 14m/s from a height of 65m above the ground.How far does the stone travel in 2.0s and what is the velocity just before it hits the ground?
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A 890kg electric car uses a 270V battery pack. As the car accelerates from rest, 450C flows from the battery. What's the maximum speed the car can attain during this time?
In one experiment, when the barametric pressure was 741.0 torr, the bubble trapped in the inverted graduated cylinder was found to occupy 6.15 mL at 3.0 oC and 16.0 mL at 61.0 oC.
How to calculate the mass of propylene glycol (C3 H8 O2 ) that must be added to 0.350 kg of water to reduce the vapor pressure by 2.87 torr at 40 C (P H2O at 40 C} = 55.3 torr?
First, what is the error in my measurement of 18 rotations?(For the number use two digits to the right of the decimal point.
The following proposal to repair the ozone layer has been made. The suggestion is to inject 'negative charges' into the lower stratosphere, and these would react with CFC's to produce harmless products.
When the key is in the "up" position, the plate separation is 0.74mm. How far must the key be depressed for a keystroke to be registered which happens when the capacitance increases by 3.9 pF?
Suppose propene (CH2=CH-CH3) is the hydrocarbon that reacts with the hydroxyl radical. Beginning with the addition of OH. radical, write the set of chemical reactions that ultimately produces an aldehyde. What is this final aldehyde?
How far downstream is the swimmer carried in 1.5 min. and what is his velocity relative to an observer on shore?
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The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
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