4. One day Ali decided to weigh himself in an elevator on a bathroom
scale calibrated in newton...
Physics, 14.04.2020 20:02 jocelynfray16
4. One day Ali decided to weigh himself in an elevator on a bathroom
scale calibrated in newtons. He did this while the elevator was
stopped and again while it was moving. His mass is 80 kg
the scale read 784 N while the elevator was stationary. Next he
weighed himself while the elevator moved upwards at a constant
speed of 2 m/s. What was his weight at this time?
A. 624 N
B. 944 N
C. 784 N
D. 160 N
Answers: 3
Another question on Physics
Physics, 21.06.2019 17:00
Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.
Answers: 2
Physics, 22.06.2019 00:00
What must be the same for any two resistors that are connected in series ? a. the potntial diffrence across each b. the rate at which charge moves through each c. the rate at which energy is used by each d. the resistance to the flow of charge of each
Answers: 1
You know the right answer?
Questions
Health, 18.11.2020 01:00
English, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
English, 18.11.2020 01:00
Social Studies, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
