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DMITRIC
Questions (17)
How much heat in KJ is needed to change 3.0 kg of ice at -10C into (superheated) steam at +150C ?
Do I need to find specific
2 answers
592 views
How much heat in KJ is needed to change 3.0 kg of ice at -10C into (superheated) steam at +150C ?
3 answers
588 views
A cake of soap placed in a bathtub of water sinks. The buoyant force on the soap is:
a- Zero b- Less than its weight c- Equal to
5 answers
5,920 views
The input piston of a hydraulic press is 20mm in diameter, and the output piston is 10mm in diameter. an input force of 1.0N
4 answers
1,616 views
A cake of soap placed in a bathtub of water sinks. The buoyant force on the soap is:
a- Zero b- Less than its weight c- Equal to
3 answers
1,436 views
The input piston of a hydraulic press is 20mm in diameter, and the output piston is 10mm in diameter. an input force of 1.0N
1 answer
727 views
The input piston of a hydraulic press is 20mm in diameter, and the output piston is 10mm in diameter. an input force of 1.0N
3 answers
512 views
The input piston of a hydraulic press is 20mm in diameter, and the output piston is 10mm in diameter. an input force of 1.0N
2 answers
609 views
The pressure at the bottom of a vessel filled with liquid does not depend on:
a- the acceleration of gravity b- the liquid
5 answers
6,483 views
what is the minimum gauge pressure needed in the water pipe leading to a building if the water is to come out of a faucet on the
1 answer
552 views
A 30 kg. balloon is filled with 100 m to the third power of helium. how much force is needed to hold it down?
4 answers
913 views
A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and
4 answers
1,124 views
A plank of uniform construction 5 metres in length and of mass 25kg. is balanced on a sawhorse stand which acts as a fulcrum. a
3 answers
1,086 views
A plank of uniform construction 5 metres in length and of mass 25kg. is balanced on a sawhorse stand which acts as a fulcrum. a
1 answer
507 views
A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and
1 answer
551 views
Y=(XSQUARE + 1
OVER XSQUARE - 1) CLOSE PARENTHESIS TO THE 3 POWER...
1 answer
481 views
A CIRCULAR SAW BLADE ROTATING AT 15 REV/S IS BROUGHT TO A STOP IN 125 REV.
WHAT IS THE VALUE OF WO IN RAD/S? 94.2 RAD/S WHAT IS
3 answers
885 views
Answers (6)
heat to melt ice 2100 kj liquid 4186 kj steam 2010 kj heat to heat steam 301.5 kj
THANK YOU VERY MUCH...
So, D will be the right answer...:) Thank you so much.
Thanks Mr. drwls for your input, but I do not follow the above notation. is * multiplication? forgive my ignorance...:(
I THOUGHT IT WAS .5X100=50/2=25N
BEFORE 1802 FROM NORTHERN AND WESTERN EUROPE AFTER 1802 SOUTHERN AND WESTERN EUROPE.
