Farrooh F.

An object with initial temperature 120 is submerged in large tank of water whose temperature is 40 degrees farenheit. Find a formula for f(t), the temperature of the object after t minutes, if the... more

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Physics

12/09/23

I'm Not Sure How to Solve This Physics Problem

Two planets in circular orbits around a star have speeds of v and 7v. (a) What is the ratio of the orbital radii of the planets? (b) What is the ratio of their periods?

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Biology Calculus Physics

11/26/23

Two parallel wires question

Two parallel wires separated by 4.0 cm repel each other with a force per unit length 2.0 × 10-4 N/m. The current in one wire is 5.0 A. (a) Find the current in the other wire. (b) Are the currents... more

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Math Biology Chemistry

11/26/23

Physics 2 Homework Question

Consider an electron near the Earth’s equator. In which direction does it tend to deflect if its velocity is (a) directed downward? (b) directed northward? (c) directed southeastward?

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Calculus

10/22/23

Use the substitution x=3 cos t, 0 ≤ t ≤ π to simplify the following integral

I'm doing the Mobius assignment hereUse the substitution x=3 cos t, 0 ≤ t ≤ π to simplify the following integral: ∫ 1 / sqrt(9 - x^2)(a) Calculate sqrt(9 - x^2) in terms of t.ans: 3*sin(t)(b) If... more

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Math Algebra 1 Algebra 2

10/20/23

Suppose that a rocket is launched vertically and it is known that the exaust gases are emitted at a constant velocity of 18.5 m/s relative to the rocket,

Suppose that a rocket is launched vertically and it is known that the exhaust gases are emitted at a constant velocity of 18.5 m/s relative to the rocket, the initial mass is 1.4 kg and we take the... more

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Physics

10/19/23

You place a box weighing 375.6 N on an inclined plane that makes a 40◦ angle with the horizontal. Compute the component of the gravitational force acting down the inclined plane. Answer in units of N.

You place a box weighing 375.6 N on an inclined plane that makes a 40◦ angle with the horizontal. Compute the component of the gravitational force acting down the inclined plane. Answer in units of N. more

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Physics

12/09/22

circular motion bicycle problem( physics 12).

Bicycle racetracks, or velodromes, are banked at the ends. If we ignore friction, and the banking angle is θ= 25 degrees.a) what is the maximum speed of a bicycle if it is to move around the end... more

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Physics

06/04/22

A particle under double-exponential potential

A particle of mass m is constrained to move along the x-axis. It's potential energy is given by: U(x) = U0 [ e−2β(x−x0) − 2e−β(x−x0) ] where U0, β, and x0, are known parameters.a) Assume that the... more

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Linear Algebra Civil Engineering

12/25/20

linear algebra and civil engineering

I have a term project. I should do research about ''how linear algebra can use in civil engineering'' Can you please suggest me resource about this topic.

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Math Computer Calculus

12/24/20

Suppose that a person deposits 10.000 dollars in a savings account at a bank yielding % 11 per year

Suppose that a person deposits 10.000 dollars in a savings account at a bankyielding % 11 per year with interest compounded annually. How much will bein the account after 10 years, 20 years, 30 years? more

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Physics

12/11/20

Physics 1 Problem Set 1

An athlete running 2.6 m/s increases his velocity to 3.7 m/s in 2.7 s. What is the acceleration of the runner? Round your answer to the nearest hundredth.

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Algebra 2 Question

02/20/18