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Akbar
Questions (28)
Can somebody solve this system of euation
:2^x+3^y=17 2^x+2+3^y+1=5
5 answers
731 views
Ans me plxxx
Identify the hydrogen bonding in DNA and ice......
0 answers
329 views
Plz plz answer this question..... I need this immediate....
"what is ment by the energy-mass relationship?explain it with the
1 answer
483 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
1 answer
1,630 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
0 answers
587 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
0 answers
760 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
2 answers
1,097 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
0 answers
1,218 views
You are on Mars and would like to send a probe into space so that it does not fall back to the surface. What minimum launch
1 answer
538 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
1 answer
734 views
A 34 g glass thermometer reads 21.6°C before it is placed in 135 mL of water. When the water and thermometer come to
3 answers
4,941 views
A 34 g glass thermometer reads 21.6°C before it is placed in 135 mL of water. When the water and thermometer come to
1 answer
1,555 views
A 34 g glass thermometer reads 21.6°C before it is placed in 135 mL of water. When the water and thermometer come to
2 answers
1,017 views
A 34 g glass thermometer reads 21.6°C before it is placed in 135 mL of water. When the water and thermometer come to
0 answers
527 views
A 34 g glass thermometer reads 21.6°C before it is placed in 135 mL of water. When the water and thermometer come to
2 answers
499 views
A tire with an inner volume of 0.0250 m3 is filled with air at a gauge pressure of 30.3 psi. If the tire valve is opened to the
5 answers
1,192 views
Tension is maintained in a string by attaching one end to a wall and by hanging a 2.34 kg object from the other end of the
2 answers
1,713 views
A 1.6-m-long string fixed at both ends vibrates at resonant frequencies of 792 Hz and 990 Hz, with no other resonant frequency
1 answer
3,874 views
A 1.6-m-long string fixed at both ends vibrates at resonant frequencies of 792 Hz and 990 Hz, with no other resonant frequency
0 answers
558 views
Tension is maintained in a string by attaching one end to a wall and by hanging a 2.34 kg object from the other end of the
0 answers
874 views
A block of wood, with density 828 kg/m3 , has a cubic shape with sides 0.340 m long. A rope of negligible mass is used to tie a
0 answers
556 views
A block of wood, with density 828 kg/m3 , has a cubic shape with sides 0.340 m long. A rope of negligible mass is used to tie a
0 answers
503 views
A block of wood, with density 828 kg/m3 , has a cubic shape with sides 0.340 m long. A rope of negligible mass is used to tie a
0 answers
677 views
In a hydraulic lift, the radii of the pistons are 2.93 cm and 10.1 cm. A car weighing W = 11.0 kN is to be lifted by the force
2 answers
686 views
In a hydraulic lift, the radii of the pistons are 2.93 cm and 10.1 cm. A car weighing W = 11.0 kN is to be lifted by the force
2 answers
3,466 views
3) 0.3382 g of an unknown diprotic acid, when dissolved in water, required 32.34 mL of 0.1046 M KOH to reach the endpoint.
2 answers
1,042 views
1) 800 mL of 0.025 M Pb(NO3)2 is mixed with 500 mL of 0.030 M K2CrO4. Calculate the grams of PbCrO4 that form.
I am confused on
2 answers
640 views
a JACUZZI IS 3FT DEEP SEATS 6 PEOPLE 2'WIDE PER SEAT 150 CUBIC FEET
2 answers
454 views
Answers (8)
there is a mass hanging down through a pulley and the at the right there is another pulley and than the rope is at the left and F force applied I don;t know how to explain it n i cant paste it
This is how I did it: (.034)(840)(21.6-38.7)+135(4186)(Ti-38.6)
I got 15.43 degree Celsius but its wrong. I don't know why please help. Thank you!
Thank you Damon and Bobpursley. I really appreciate it.
Thank you!
Thanks for your help, I really appreciate it! The only thing I was wondering about is part b) it says its wrong i know it's 3.02 cm, but the answer has to be in mm i got that that would be 30.2 mm, but still its wrong can you please say why I am getting it
Thanks; I really appreciate it!
Thank you for your help and time!
