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physics ---- really dnt get this at all
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A small electric motor is used to lift a
0.50-kilogram mass at constant speed. If the mass is lifted a vertical distance of 1.5
4 answers
asked by
ashley --- HELP PLEASEE!!!
4,593 views
if friction is set to zero and on planet Earth. Now, if you attach a mass to the spring from its initial equilibrium position,
3 answers
asked by
ashley --- HELP PLEASEE!!!
479 views
A 5.00 cm tall candle is placed at a distance of 50.0 cm from a double convex lens having a focal length of 15.0 cm. What is the
1 answer
asked by
ashley --
446 views
The third harmonic of a guitar string has a frequency of 170 Hz. What is the length of the guitar string if the speed of the
2 answers
asked by
ashley --
536 views
Marks: 3
If the velocity of the particle is reduced by a factor of two, by what factor does the de Broglie wavelength change?
1 answer
asked by
ashley --- HELP PLEASEE!!!
346 views
Will the photoelectric effect change for different targets
1 answer
asked by
ashley --- HELP PLEASEE!!!
351 views
A total charge of 25 mC passes through a cross-sectional area of a nichrome wire in 10 s. How many electrons pass through the
2 answers
asked by
ashley --- HELP PLEASEE!!!
1,066 views
