An elastic cord has a spring constant of 38 N/m. How much force is required

to stretch the cord 0.3 m past its natural length?

A duck waddles 2.5 m east and 6.0 m north. what are the magnitude and direction of the duck's displacement with respect to its original position?

What is trapezord mean

What happens when a roller coaster car moves down from the top of a hill? A. Potential energy is transformed into electrical energy. B. Potential energy is transformed into only kinetic energy. C. Kinetic energy is transformed into electrical energy.

A diathermy machine, used in physiotherapy, generates electromagnetic radiation that gives the effect of "deep heat" when absorbed in tissue. One assigned frequency for diathermy is 915.00 MHz. What is the wavelength of this radiation

Gravitational force f exists between oint objects a and b seperated by distance r. if the mass of a is doubled and the distance r is tripled, what is the new gravitational force between a and b?

6. A technlclan can be electrocuted when working on HEVs or EVs. A) O True B) O False

You light a light bulb with a 1.5 volt battery. if the bulb has a resistance of 10 ohms, how much current is flowing?

How are the mass and weight an object related? Include a description with words and a equation.

Which layer of the atmosphere is the top layer of the thermosphere?

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