This topic contains a solution. Click here to go to the answer

Author Question: Which of the following is a prime number? A) 13 B) 21 C) 49 D) ... (Read 11 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
Which of the following is a prime number?
 
  A) 13
  B) 21
  C) 49
  D) 15

Question 2

Two violin strings, vibrating at 880. Hz and 876. Hz respectively, will cause a beat frequency of
 
  A) 4. Hz.
  B) 8. Hz.
  C) 16. Hz.
  D) 878. Hz.
  E) 1.76 kHz.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amcvicar

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

A

Answer to Question 2

A



CQXA

  • Hero Member
  • *****
  • Posts: 546

amcvicar

  • Sr. Member
  • ****
  • Posts: 341
Always glad to help...



 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

For a complete list of videos, visit our video library