A sound wave has a frequency of 425 Hz. What is the period of this wave?

Answers

Answer 1

Answer: period is 1/frequency
1/425 = 2.353ms

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State the career function of chemical engineering

Answers

Answer:

Chemical engineers develop and design chemical manufacturing processes. They apply the principles of chemistry, biology, physics, and math to answer problems that involve the production of chemicals, fuel, drugs, food, and many products

Explanation:

Answer:

The main role of chemical engineers is to design and troubleshoot processes for the production of chemicals, fuels, foods, pharmaceuticals, and biologicals, just to name a few. They are most often employed by large-scale manufacturing plants to maximize productivity and product quality while minimizing costs

Explanation:

Which planet has an AU of 5.20?
A. Uranus
B. Earth
C. Mercury
D. Jupiter

Answers

Jupiter, planet, semi-major axis: 5.20 AU

I agree it is Jupiter.

With an average surface temperature of about 737 K, _______ is the hottest planet.A. Venus
B. Mercury
C. Mars
D. Earth

Answers

With an average surface temperature of about 737 K, Venus is the hottest planet.

While Mercury is closest to the sun, it has gaseous molecules that protect it. Venus is the second closest planet to the sun, and is the hottest planet.

With an average surface temperature of about 737 K, VENUS is the hottest planet.

Which of the following types of electromagnetic radiation is most dangerous? a. x rays
b. gamma rays
c. infrared rays
d. ultraviolet rays

Answers

The answer is B, Gamma rays.

A 1250 kg Nascar is at the starting line. The race starts and the car reaches a speed of 30m/s in 10 seconds. What is the force of the car? (Hint: Remember that acceleration
change in velocity / time.)