[Answered] The wavelength in air (temperature of 20C) of a sound wave of frequency 0.50 kHz is A) 0.68 m. ...

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bobypop

Hero Member
Posts: 539

on: Jul 27, 2018

The wavelength in air (temperature of 20C) of a sound wave of frequency 0.50 kHz is

A) 0.68 m.
B) 0.75 m.
C) 2.0 m.
D) 1.5 m.
E) 1.8 m.

Question 2

A lamp uses a 150. W bulb. If it is used at 120. V, what current does it draw and what is its resistance?

What will be an ideal response?

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ynlevi

Sr. Member
Posts: 338

Reply #1 on: Jul 27, 2018

Answer to Question 1

A

Answer to Question 2

1.25 A; 96.0

bobypop

Hero Member
Posts: 539

Reply #2 on: Jul 27, 2018

ynlevi

Sr. Member
Posts: 338

Reply #3 on: Jul 27, 2018

You're welcome

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