salve20202 salve20202

21-01-2021
English

contestada

What was the name of the company that invented the first smoke detector (fire alarm)
O BRK electronics
First Alarm
O Sony
O Panasonic
HELP!

Respuesta :

PiaDeveau PiaDeveau

26-01-2021

Answer:

BRK Electronics

Explanation:

The first rechargeable batteries smoke detector to be provided by Insurers Laboratories Inc. was developed by BRK Electronics in 1969. Going to list of. By 1972, fluorescence detector with energy originating from a normal 9-volt battery became available.

Answer Link

crybabxos crybabxos

27-01-2021

Answer:

, you shouldn't be mean to others.

Explanation:

Ver imagen crybabxos

Answer Link

Otras preguntas

Use induction on n to prove that fir all n>=2, 2^n+3^n<5^n

You received a shipment 20 days ago of 131I for treatment of hyperthyroidism. What fraction of the original shipment would you still have with a half-life of 8.

Although the atmosphere is powerful in controlling weather and climate, it contains ________ percent of all of the world's water. 1 0.1 0.001 0.01 10

Use a truth table to test the validity of the following argument. If you are on the student council,then you must maintain at least a B average. You are not on

What is a surrogate key, and under what circumstances would you use one?

Can someone please help me

What is periodization?

Divide to find as a decimal. Label "R" for repeating. "T" for terminating. 17/11

Arabic numbers actually had their origin in a. India. b. China. c. Persia. d. Egypt. e. Arabia.

Find the inverse for the function f(x)=4x+12