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Nadya
Questions (10)
10cm^3 of aa hydrocarbon was completely combusted in 200cm^3 of O2. It was found that there was 20cm^3 of O2 remaining and the
1 answer
458 views
10cm^3 of aa hydrocarbon was completely combusted in 200cm^3 of O2. It was found that there was 20cm^3 of O2 remaining and the
0 answers
411 views
The Cyclotron lab is not really designed to handle radioactive beams, but Briggsium is too weird to ignore. The physicists
1 answer
533 views
A metal sphere of radius R = 28 cm carries a total charge Q = 0.5 microC. What is the magnitude of the electric field (in N/C)
0 answers
517 views
Two charges are D = 1.5 m apart and lie on the x-axis. What must be the magnitude of the charge on the right one, Q2, (in C) so
0 answers
641 views
Find the electric field (in N/C) at a point r =1.4 m above a point charge Q= -78 C. Take upwards to be positive.
0 answers
597 views
Initially, you hear the siren at 90 dB. When the distance between you and the ambulance is a quarter of what it was initially,
1 answer
922 views
A violin has an open string length (bridge to nut) of L=32.7 cm. At what distance x from the bridge does a violinist have to
1 answer
2,343 views
An ideal gas (volume 1.1m3 , pressure 101500 Pa, temperature 290 K) undergoes an isothermal process during which it absorbs 2000
0 answers
478 views
In one cycle, a heat engine absorbs 4400 J at 500C and exhausts 400 J. How much work does it do per cycle?
0 answers
679 views
Answers (1)
Hi guys.I am working with this exam too right now and I don't understand how you guys can came up with... 1. A or B? What calculate did u guys used? 4. $2500*20%. How that $2500 from? 5. $7000+$2000. How that $2000 from? Thanks a lot for the feedback.
