Answer:
The electric bill for June is Rs198000
Explanation:
Convert volt to watt, but in order to do so I need to know the amps and since it is not provided I converted if the amps was 1.
I multiple 50 with 10 then with 30 so I know how much watt the fan takes at June.
Since there are 2 light bulb I multiple 10 with 2 than with 8 than with 30.
15000 watts for the fan,
4800 watts for light bulb,
add them and then times it by 10.
Rs198000
it forms a system because a system contains two or more organs or structures
Answer:

Explanation:
Given:
length of the stick, 
position of holding the stick that acts as a hinge, 
mass of the object, 
position of hanging the mass on the meter stick, 
new position of hanging the mass, 
<u>Now the torque in the initial position:</u>

where:
acceleration due to gravity


Now when the mass is at the new position:



Answer:
Remember that the number of protons in the nucleus determines an element's identity. Chemical changes do not affect the nucleus, so chemical changes cannot change one type of atom into another. The number of protons in a nucleus does change sometimes, however. The identity of the atom, therefore, it is true
Answer:
I believe it's A frontal. Hope this can help