Daniel B.

05/17/21

b. Consider a wheel initially at rest and rotating at 30 rev/min, for this process the wheel done 5500 J work. What are the moment of inertia and angular momentum of the wheel?

5b) Consider a wheel initially at rest and rotating at 30 rev/min, for this process the wheel done 5500 Jwork. What are the moment of inertia and angular momentum of the wheel?

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Precalculus Vectors

05/17/21

For each of the following problems, sketch the vectors involved on a coordinate plane, then decompose vector into two vectors →v₁ and →v₂, where →v₁ is parallel to →w, and →v₂ is orthogonal to →w.

→v=- →i+6→j →w=3→i-2→j

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Math Prealgebra Precalculus

05/17/21

Please help!! with this question and explain. thank u

Which of the following situations can be modelled by a binomial distribution? Explain Please for each.a) A child rolls a die ten times and counts the number of 3's.b) The first player in a... more

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Physics

05/16/21

Waves Physics one

A wire with a mass of 40.0 g is stretched so that its ends are tied down at points 80.0 cm apart. The wire vibrates in its fundamental mode with a frequency of 60 Hz and with an amplitude at the... more

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Math Computer Science Theory Of Computation

05/16/21

My question is about Halting Problem

Imagine for the sake of this question that Sheikh Chilly is capable of solving HALT. Given any instance of ‹M, w› to the Halting problem, we can query Sheikh Chilly if ‹M, w› ∈ HALT, and he will... more

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Calculus

05/16/21

Volume of solid by shell method

Use cylindrical shells to find the volume of the solid formed by rotating the area between the graph of x=y^(7/4) and x=0, 0≤y≤1 about the line y=3. Volume = ∫ upper is 1, lower is 0 on integral,... more

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Calculus

05/15/21

Definite Integral of an Area function

Let A(x) = ∫x0 3cos(t) dt. Evaluate A(𝛑) Describe what A(𝛑) means Compute A'(x)

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Physics

05/14/21

What characteristic is closely associated with the energy in a mechanical wave?

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Calculus

05/14/21

I am trying to add up integer multiples of 4 specific numbers and getting them as close as possible if not exact to a specific number

I want to know how to solve this:5587.93728 = (101.4*a) + (208.8*b) + (429.8*c) + (884.1*d)but all the variables a,b,c,d have to be integers . it is ok if its not exact but I want the right side of... more

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Calculus

05/14/21

pls slove it.,step by step.

2.Find the surface area of the region under the curve (x/a)2/3 + (y/a)2/3 =1 by revolving about x-axis.

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Physics

05/13/21

How do you derive Vmax for a simple pendulum in terms of h,L,T and any necessary constants?

Hi,I need help on derivation of some intro physics equations regarding kinematics, pendulums, ideal gas laws, fluid density and angular velocity.

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Physics

05/13/21

Electric current

it’s approximately 4.0×10^22 electrons pass a given point in a circuit every hour then the electric current at this point is?a. 1.8Ab. 3.2Ac. 9x10^44 Ad. 6.9x10^37 A

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Physics

05/13/21

Choose the correct statement concerning electric fields lines

A. Field lines are close together where the field is strongB. Field lines are always parallel to equipotential linesC. Field lines point away from negative chargesD. Field lines are close together... more

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Physics

05/13/21

Determine the current passing through each of the bulbs

In old fashion string of 80 Christmas lights is wired in series. Each bulb has a resistance of 2.0 ohms and the entire string is plugged into a 120 V outlet

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Math Prealgebra Precalculus

05/12/21

Q; A spinner has eight equally spaced sectors labelled from 1 to 8.

1.A spinner has eight equally spaced sectors labelled from 1 to 8. In a particular game, aplayer wins points equal to double the sector’s face value if a power of two is spun. For allother spins,... more

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Computer Science

05/12/21

Dynamic Scoping

Early implementations of the Lisp language employed dynamic scoping, but modern Racket implementations do not. This turns out to have important implications for abstraction and modularity.... more

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Precalculus

05/12/21

Rational Function

If possible, write the equation of a rational function with all of the following properties:Horizontal asymptote of y = 5,Vertical asymptotes of x = 3 and x = -8Continuous for all x not equal to 3... more

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Calculus

05/12/21

calculus help asap

For each of the following functions, find the maximum and mimimum values of the function on the circular disk x^2+y^2 =1Do this by looking at the level curves and gradiantsFind the minimum and... more

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Calculus

05/12/21

graph of integral function.

Pls Draw Sin x and -Cos x Graphs Before Reading.(to understand my query,sorry)we know the sin x graph gives the slope of -cos x at every point.when we calculate the average of -cos x graph i.e... more

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Calculus

05/12/21