07/07/20

The sum of a number divided by -2 and 7 is -5
Follows • 0
Expert Answers •2

07/04/20

I am confused on how to solve this question, please explain in detail
In an engine, a piston oscillates with simple harmonic motion so that its position varies according to the expression,x = 5.00cos(4t+(pi/6))where x is in centimeters and t is in seconds At t = 0,... more
Follows • 1
Expert Answers •2

07/03/20

what is 1537km[N37W] - 853km[W]
Can you show me how you would do this subtraction 2d vector problem
Follows • 1
Expert Answers •4

07/02/20

Physics (Work done by a varying force)
Five kilograms of mangoes is bought on a market and measured using a vertical spring scale that obeys Hookes’s law, it stretches up to 3.00 cm. The mangoes were removed and replaced by kiwi a. If... more
Follows • 1
Expert Answers •2

06/27/20

A crate of mass 100.0 kg rests on a rough surface inclined at an angle of 37.0° with the horizontal.

A crate of mass 100.0 kg rests on a rough surface inclined at an angle of 37.0° with the horizontal. A massless rope to which a force can be applied parallel to the surface is attached to the crate... more
Follows • 2
Expert Answers •2

06/26/20

A 14.0 kg box is pulled along a horizontal frictionless surface by a force of 33.0 N at a 35.5 ∘ angle with respect to the surface.
A 14.0 kg box is pulled along a horizontal frictionless surface by a force of 33.0 N at a 35.5 ∘ angle with respect to the surface. What is the horizontal acceleration of the box?Express your... more
Follows • 1
Expert Answers •1

06/25/20

Goldfish and mollies
A fish take it contains 1/2 as many goldfish as mollies, and there are 6 more guppies then goldfish. If the total combined number of fish in the tank is 22. How many mollies are in the tank?
Follows • 1
Expert Answers •2

06/25/20

please answer this :
As a loop of wire with a resistance of 10  moves in a constant non-uniform magnetic field,it loses kinetic energy at a uniform rate of 5 mJ/s. The induced current in the loop:
Follows • 1
Expert Answers •1

06/25/20

Physics (Kinematics)
A particle moves according to the equation 𝐱 = (𝟓𝒕𝟑+𝟐𝒕𝟐 )/ 𝒕 + 𝟖𝒕𝟐 /𝒕𝟒 + 𝟒, where x is in meters and t is in seconds. Determine: (a) The average velocity from 1.5 to 3.0 s. (b) The instantaneous... more
Follows • 1
Expert Answers •1

06/21/20

conventional current flow
a) if the conventional current points north (up), based on conventional current flow which direction will the compass needle point?
Follows • 1
Expert Answers •1

06/21/20

please answer this :
In a certain mass spectrograph, an ion beam passes through a velocity filter consisting ofmutually perpendicular fields E and B. The beam then enters a region of another magnetic fieldB '... more
Follows • 1
Expert Answers •1

06/21/20

please explain the answer

A uniform magnetic field is in the positive z direction. A positively charged particle ismoving in the positive x direction through the field. The net force on the particle can be madezero by... more
Follows • 1
Expert Answers •1

06/20/20

solution for this question please
Two smooth cylinders of the same diameter roll towards each other, on ahorizontal surface, such that their center lines are perfectly parallel (figure 3).Cylinder A has a mass of 10 kg, and... more
Follows • 1
Expert Answers •1

06/20/20

please help with this work
Two aircrafts, A and B, are flying at approximately the same altitude. AircraftA is flying west with a velocity VA = 900 km/h, while aircraft B is flying northwith a velocity VB = 600 km/h.... more
Follows • 1
Expert Answers •2

06/18/20

the question is present in description.
A precision laboratory resistor is made of a coil of wire 1.50 cm in diameter and 4.00 cm long, and it has 500 turns. (a)What is its self-inductance? (b) What average emf is induced if the 12.0 A... more
Follows • 1
Expert Answers •1

06/16/20

Could someone help me out?
Students must attend t hours, where t ∈ [0,H], of lectures. The number of students who attended between t1 and t2 hours of lectures is described by the integral t1∫ 20t2... more
Follows • 1
Expert Answers •1

06/14/20

A 2.5 W wire is curled into an elliptical loop with an area of 1.2 m^2 and is placed horizontally QUESTION CONTINUED IN DESCRIPTION
A 2.5 W wire is curled into an elliptical loop with an area of 1.2 m^2 and is placed horizontally on a table where it is embedded in a 30 mT magnetic field that points upward. The ends of the... more
Follows • 1
Expert Answers •1

06/13/20

having a hard time with these efficiency question, help on any of them is appreciated! can use kinematics, dynamics and energy equations.

An amusement park has a slide for which participants are given a cloth sack to sit on. Riders start from rest at the top of the slide, which is 6.00 m high. Assuming that 80.0% of the gravitational... more
Follows • 1
Expert Answers •1

06/13/20

I need help!! I’m trying to find the value of P
If p varies inversely as q, and p=2 when q=6, find p when q=3.p=
Follows • 1
Expert Answers •3

06/11/20

system of equations and matrice

In order to choose the most appropriate musical to perform next, you visit the box office after the opening weekend. The theater you work for has a total of 500 seats and sells three different... more
Follows • 1
Expert Answers •2

06/11/20

and form a right angle at point B. If A = (-3, -1) and B = (4, 4), what is the equation of ?
Answers A. x + 3y = 16B. 2x + y = 12C. -7x − 5y = -48D. 7x − 5y = 48
Follows • 1
Expert Answers •1

06/11/20

An electrostatic force of 20. newtons is exerted on a charge of 8.0x10^-2 coulomb at point P in an electric field. What is the magnitude of the electric field intensity at P?
Follows • 1
Expert Answers •1

06/11/20

Physics Question In Description PLS HELP
Metal sphere A has a charge of -2 units and an identical metal sphere, B, has a charge of -4 units. If the spheres are brought into contact with each other and then separated, the charge on sphere... more
Follows • 1
Expert Answers •1

06/10/20

A projectile is fired with an initial speed of 37.0 m/s at an angle of 44.3 ∘ above the horizontal on a long flat firing range.
Find: A. Determine the maximum height reached by the projectile.B. Determine the total time in the air.C. Determine the total horizontal distance covered (that is, the range).D. Determine the speed... more
Follows • 1
Expert Answers •1

06/10/20

A long jumper leaves the ground at 45∘ above the horizontal and lands 7.1 m away. What is her "takeoff" speed v0?
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.