Answer:
Magnification= -image distance/object distance
.253=image distance/33.5
image distance= 8.48 cm
Answer:
The change in the mass of box = 0.01 kg
Volume of air in the polythene bag = Volume of air in the rigid box
Therefore, Volume of air in the box = 0.008 m^3
Now, Density = Mass/ Volume
=> Density = 0.01 / 0.008 = 1.25 Kg / m^3
Explanation:
I looked it up
Answer:
Explanation:
Flux is given by
A = Area
E = Electric field = 76.7 N/C
Angle is given by
The flux through the sheet is
Answer:
B. Kinetic energy is created
Explanation: