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Questions in physics

[Homework Help] In a scenario where a thin metallic strip extends from the upper edge to the lower edge and makes contact with the surface of a beaker, the main scale displays a reading of 6.4 cm with a vernier constant of 0.1 mm, and the fourth vernier scale division aligns precisely with a main scale division. Determine the depth of the beaker, assuming there is no zero error.

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] Write down three things that transfer energy by heating or light.

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] Which of the following colors has the highest frequency? A. Blue B. Yellow C. Red D. Green

[Homework Help] Which process happens in the star? a) Electron excitation b) Nuclear fusion c) Nuclear fission d) Diffusion

[Homework Help] The average deviation of a set of measurements allows one to assess the a) error involved in the measurements b) accuracy of the measurement c) closeness of each measurement to the actual value d) precision of the measurements e) probability of the measurements being wrong

[Homework Help] What are the three A’s of time management?

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] Particles with which electric charges will attract one another? a) positive and positive b) positive and negative c) negative and negative d) both positive and positive and positive and negative