12,762 Answered Questions for the topic physics

Physics Science

10/29/24

If the Earth is spinning, does that mean all items are spinning? Even inanimate items that are stationary?
If the Earth is spinning, does that mean my laptop is spinning? Since the laptop is an inanimate, stationary object?
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Physics Science

10/29/24

Does a camera, a light, or a reflection damage an object? Does the object “do” anything actively?

For instance, an inanimate object. Does light, a camera, or a reflection damage the item in anyway. Is the item actively doing anything? No since it’s an inanimate object and is not alive so it... more
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Physics

10/27/24

How to find a battery's internal resistance given load resistance and change in terminal voltage?
The question is: Suppose we measure the terminal voltage of a rechargeable NiCad battery and find it to be 1.28 V when measured by a voltmeter. We now connect a 8.0-ohm resistor across the... more
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Physics

10/27/24

Physics 1 ch 8 problem
The mass of a particular eagle is twice that of a hunted pigeon. Suppose the pigeon is flying north at vi,2=18.1 m/s when the eagle swoops down, grabs the pigeon and flies off. At the instant right... more
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Physics

10/27/24

Physics 1 word problem ch 8
You have been called to testify as an expert witness in a trial involving a head-on collision. Car A weighss1515lb and was traveling eastward. Car B weighs 1125lb and was traveling westward 45mph.... more
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Physics

10/25/24

How do I message my tutor?
How do I message my tutor Carlton S.? I can't get through to him.
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Physics

10/24/24

Kirchoff's Loop Rule Question
https://imgur.com/a/wtE03TQ Diagram in link
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Physics Astronomy

10/22/24

How do I identify objects in a binary star system?
The question is related to two objects (1 and 2) in a binary system ( with circular orbits). The objects are a pulsar and a white dwarf (it's not specified which object is which). We are given the... more
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Physics

10/20/24

Need help with understanding this question
Find the magnitude and the direction of vector G as a sum of two vectors D and E bygoing through the following steps.a. D = 10 m at 37 ̊. Find Dx and Dy.b. E = 20 m at 25 ̊. Find Ex and Ey.c. Find... more
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10/20/24

Finding the magnitide and direction of the magnetic force acting on a proton
Assuming, you are given a simple resistance circuit consisting of two resistors, where R1= 10Ω, R1= 25Ω, with a supplied voltage of 100 V. The two resistors are connected in parallel. The battery... more
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10/20/24

Problem Solving for solenoid with given inductance and resistance
A solenoid has an inductance of 100mH and resistance R of 5.5ΩHow can I find the:a) The time constant for this circuitb) How long would it take for the current to go from 0 to 63% of its final... more
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Physics

10/17/24

Centripetal Motion
While flipping through channels on your TV, you see a circus show in which a woman drives a motorcycle around the inside of a vertical ring. You observe that she ensures that she goes around at a... more
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Physics

10/14/24

I have my profile post as tutor for physics and math.

I can see some students request for help in View Job Applications. Why I can't connect to students who is looking for tutor?
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Physics

10/13/24

What is the acceleration and velocity of a mass going up a ramp?
A troll named Tromp goes over a jump while skiing. The jump is a ramp that is inclinedat 35.0 degrees relative to the horizontal and the coefficient of kinetic friction between Tromp’sskis and the... more
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Physics Math Science

10/12/24

How much coconut oil must the bowl displace in order to float?
A metal bowl with a weight of 1.25 N is placed in a larger kitchen container filled with coconut oil. How much coconut oil must the bowl displace in order to float? For reference, the mass density... more
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Physics

10/08/24

An arrow is fired with a velocity of 93 m/s at an angle of 18 degrees to the horizontal. How far does the arrow travel?
Projectile motion at angles.
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Physics Math

10/07/24

Find the Change in Energy for a Piston Cylinder Device with Stops
Water initially at 220 kPa and 350C is fitted with stops. The water is allowed to cool at constant pressure until it exists as a saturated vapor and the piston rests on the stops. Then the water... more
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Physics

10/07/24

Physics problem about nonconservative forces
A 20.0-kg child descends a slide 2.30 m high and reaches the bottom with a speed of 1.45 m/s. How much thermal energy due to friction was generated in this process?
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Physics

10/02/24

Is it is possible for an object moving towards right having acceleration toward left?
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Physics

09/30/24

Projectile Motion

A ball is launched with an initial velocity of 5 m/s at an unknown angle. After 2 seconds, it returns to the original height when it lands 6 m from where it launched.A Find the component horizontal... more
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Physics Math Science

09/29/24

kinematic motion
Write the kinematic equation for distance as a function of initial speed (v0), constant acceleration (a) and time (t)A ball is thrown straight up in the air from the ground with an initial speed of... more
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09/28/24

Introduction to Spectrochemical Methods
Convert the accompanying transmittance data toabsorbances.*(a) 27.2%
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09/28/24

Introduction to Spectrochemical Methods
Calculate the wavelength and the energy in joules associated with a signal at 220 MHz.
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Physics

09/26/24

Physics Forces Question
An inclined surface, at angle θ=θ=15.1∘∘ with the horizontal, is constructed on a lab bench. A box, with mass m1=m1=3.02kgkg, is placed on the inclined surface, and it is attached to an ideal,... more
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09/25/24

Using Kirchhoff's Laws to solve values for a given circuit diagram
In the circuit in the attached image, https://ibb.co/WFCMGdhgiven that the voltage supplied to the circuit is 12V, and that R1=R2=1000 Ω, R3=R4=2200 Ω, How can I calculate the total equivalent... more
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