05/03/19

Integral Help! Calculus
The velocity function is v(t)=-t^2+5t-4 for a particle moving along a line. Find the displacement and the distance traveled by the particle during the time interval [-3,5].
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05/02/19

when the deceleration of the wheel has a magnitude of 0.281 rev/s2 and the initial angular velocity is (a) +0.920 rev/s and (b) +2.24 rev/s.
At a county fair there is a betting game that involves a spinning wheel. As the drawing shows, the wheel is set into rotational motion with the beginning of the angular section labeled "1" at the... more
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05/02/19

How can I get to ymax = v^2sin^2θ / 2g from y=xtanθ-(gx^2)/(2v^2 cos^2⁡θ )
Recently I've been working on something in which I found the equation y=xtanθ-(gx^2)/(2v^2 cos^2⁡θ ) (equation for projectile motion), however, now I'm looking to find the maximum height equation... more
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05/01/19

Calculate the energy in eV corresponding to the 545 nm of light inside a medium with refractive index 2
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05/01/19

Light falls on two slits spaced 0.19 mm apart. If the angle between the first dark fringe and the central maximum is 0.047°, what is the wavelength of the light?
Light falls on two slits spaced 0.19 mm apart. If the angle between the first dark fringe and the central maximum is 0.047°, what is the wavelength of the light?
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04/30/19

Can someone help me with this problem?
A colony of bacteria with initial population No grows exponentially, i e, total population N (T) after t days is N(T)= Noe^kt. if the initial population is 2000, and after 1 day the population... more
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04/29/19

How do you calculate the current

if the battery is a 9-volt battery and the resistance in the circuit is 50 ohm's how much current is flowing through the circuit
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