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06/23/22

A series of water waves travel 2.8 m in 4.0 s and the distance between successive crests is 1.5 cm. Calculate the following...

A series of water waves travel 2.8 m in 4.0 s and the distance between successive crests is 1.5 cm. Calculate the frequency at which the waves are being generated.Please include a detailed and... more

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Physics Math

06/23/22

Sirius is the brightest star in the night sky. It has a radius of 2.5 x 10^9 m and a mass of 5.0 x 10^31 kg. Determine the following...

Sirius is the brightest star in the night sky. It has a radius of 2.5 x 10^9 m and a mass of 5.0 x 10^31 kg. What is the gravitational force on a 1.0 kg mass as its surface?Please include a... more

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Physics

06/23/22

Physics Question About Work Being Done

What work do you think is done when you carry a 20 N weight backpack for a 1000 m walk? will the work be positive, negative, or potentially zero?

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Physics

06/22/22

PLS HELP ME FAST SOMEONE

The speed of a light wave c is related to its wavelength λ and its frequency f by C=λf. If the speed of light is 3 × 10^8 meters/second and the wavelength of an infrared wave used in a remote... more

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Physics Math Computer Science

06/21/22

The acceleration due to gravity at the surface of Moon is 1.67 m/s^2. If a stone is thrown upward with a speed of 10 m/s, find

1) the time required to reach the highest point2) the maximum height reached by the stone3) the speed of the stone at t = 8 s4) the displacement of the stone at t = 8 s.

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Physics

06/20/22

I have a physics question

Explain how the photoelectric effect supports a particle model of electromagnetic radiation. Evaluate the idea that radiation frequency and intensity highlight how the wave model is inadequate to... more

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Physics

06/20/22

Explain why electromagnetic radiation can be modeled as both a wave and a particle

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Physics

06/20/22

Explain how the conservation of energy and the coservation of matter might still be considered true when put together in spite of the ability of each to convert into the other

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Physics

06/20/22

Explain why the emission spectra of elements show lines of different colors but inly in narrow bands

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Physics

06/20/22

I have a physics question

The half-life of radium-226 is 1,600 years and the half-life of carbon-14 is 5,730 years. Mathematically prove that the decay constant for radium-226 is larger than the decay constant for carbon-14.

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Physics

06/20/22

Can someone help me with physics hw

1) a microwave has a typical wavelength of about 0.1 meter. What us the comparable wavelength of a radio wave?A) less than 0.1 meterB) greater than 0.1 meterC) equal to 0.1 meterD) it depends on... more

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Physics

06/20/22

Water is flowing in a pipe of varying cross-sectional area...

Water is flowing in a pipe of varying cross-sectional area, and at all points the water completely fills the pipe. The cross-sectional area at point 1 is 0.0825 m2, and the velocity is 3.29 m/s.... more

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Physics Science

06/20/22

1b) An object 0.75 m tall is placed 3.4m in front of a convex mirror that has a focal length of -80cm. i) Calculate the image distance. ii) Calculate the image height.

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Physics

06/17/22

Which mirror is used as rearview and sideview mirror in vehicles?

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Physics Science

06/16/22

What is its velocity at the highest point?

A stone is thrown upward with a velocity of 4 m/s and fell down right after. What is its velocity at the highest point?

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Physics Science

06/16/22

How to find the resultant of two vectors that are perpendicular to each other?

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Physics Science Physical Science

06/15/22

Need Help! Thankyou

. A lens has a focal length of 2m. A pencil is placed 3m from the lens.Where will the image of the pencil be formed? (show all work) (3 marks)Is the image inverted or upright? How do you know? (1... more

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Physics

06/15/22

Physics Optics Help

An object that is 45cm away from a lens has a magnification of 2.5.What is the focal distance of this lens? Is the image created real or virtual and how do you know?

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Physics

06/15/22

Physics Optics Help

CALCULATIONS4. A lens has a focal length of 2m. A pencil is placed 3m from the lens.Where will the image of the pencil be formed? Is the image inverted or upright? How do you know?

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Physics

06/15/22

Physics Question Help

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Physics Science

06/15/22

What is the defining law that helps Maxwell to solve the missing link between the existence of electricity and magnetism in space?

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Physics

06/15/22

Calculate the wavelength of the resulting wave on the cable

A steel cable with total length 75 m and mass 150 kg is connected to two poles. The tension in the cable is 2,204 N, and the wind makes the cable vibrate with a frequency of 2 Hz. Calculate the... more

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Physics

06/15/22

Equation for tension in a string

Two blocks are connected by a string and pulley (such that block one (m sub 1) is on an incline, block two (m sub 2) is hanging from the string), and the incline of the ramp is the angle theta.... more

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Physics

06/14/22

Please help me with physics hw i dont understand

1) which of the following gives good evidence for the particle nature of EM radiation?A) photoelectric effectB) electron probability regionsC) interference patternsD) diffraction2) which of the... more

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Physics

06/13/22

circuit board construction

how do you build a circuit board at home?

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A series of water waves travel 2.8 m in 4.0 s and the distance between successive crests is 1.5 cm. Calculate the following...

Sirius is the brightest star in the night sky. It has a radius of 2.5 x 10^9 m and a mass of 5.0 x 10^31 kg. Determine the following...

Physics Question About Work Being Done

PLS HELP ME FAST SOMEONE

The acceleration due to gravity at the surface of Moon is 1.67 m/s^2. If a stone is thrown upward with a speed of 10 m/s, find

I have a physics question

Explain why electromagnetic radiation can be modeled as both a wave and a particle

Explain how the conservation of energy and the coservation of matter might still be considered true when put together in spite of the ability of each to convert into the other

Explain why the emission spectra of elements show lines of different colors but inly in narrow bands

I have a physics question

Can someone help me with physics hw

Water is flowing in a pipe of varying cross-sectional area...

1b) An object 0.75 m tall is placed 3.4m in front of a convex mirror that has a focal length of -80cm. i) Calculate the image distance. ii) Calculate the image height.

Which mirror is used as rearview and sideview mirror in vehicles?

What is its velocity at the highest point?

How to find the resultant of two vectors that are perpendicular to each other?

Need Help! Thankyou

Physics Optics Help

Physics Optics Help

Physics Question Help

What is the defining law that helps Maxwell to solve the missing link between the existence of electricity and magnetism in space?

Calculate the wavelength of the resulting wave on the cable

Equation for tension in a string

Please help me with physics hw i dont understand

circuit board construction

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