Multiple Choice
Increase in kinetic energy of car having mass 800 kg and velocities ranging from 20 m s-1 to 30 m s-1 is {{}}
A) 300 KJ
B) 500 KJ
C) 400 KJ
D) 200 KJ
Correct Answer:
Verified
Correct Answer:
Verified
Q2: intensity of sun's radiation is about {{}}<br>A)1.0
Q3: Speed of electromagnetic radiation is independent of<br>A)wavelength<br>B)amplitude<br>C)time
Q4: Calipers are used to measure the<br>A)diameter<br>B)length<br>C)thickness<br>D)volume
Q5: A measurement which on repetition gives same
Q6: Particles vibrate about their mean positions and
Q8: While taking the reading, the line of
Q9: As wave travels, intensity<br>A)increases<br>B)remains same<br>C)decreases<br>D)varies
Q10: In potential dividers, the output voltage depends
Q11: Internal resistance of cell when there is
Q12: Barrel of screw gauge has<br>A)100 divisions<br>B)50 divisions<br>C)10