Formulas
General formula of Force
F=ma
C1=4μF and C2=6μF are connected parallely.Find the C total.
10μF
What is the unit of velocity ?
m/s (meter per second)
What is the closest star to the Earth?
Sun
Who is most famous physicist in the world?
Albert Einstein
Formula of final velocity (using distance)
Vf2=Vi2+2ad
The object with the mass of 10kg moving with the velocity of 4 m/s.Find its kinetic energy
KE=80
What is the unit of force ?
N (Newtons)
What is the hottest planet in Solar system?
Venus
Apple in physics related to this scientist...
Isaac Newton
Formula of gravitational force
F=Gxm1xm2/r2
If the distance increased 2 times, what will happen to the electric field?
It will decrease 4 times
What is the unit of energy ?
J (joules)
What is the brightest star in the night sky?
Sirius
Charge of electron is....
-1,6x10-19 (answer can be accepted without minus sign)
Formula of internal energy
U=3/2xnxRxT
What volume does 0,5 mole gas occupy at 57°C under 100kPa pressure?(2 MINUTES)
13.728 L or 0.013728 m3 (answerbetween 14L-13L can be accepted)
What is the unit of density ?
kg/m3 (kilograms per cubic meter)
What is the closest galaxy to the Milky way(our galaxy)?
Andromeda
What is the colour of cool star ?
Red (dark red)
Formula of angular speed
w= 2п/T
Two capacitors C1=12μF and C2=4μF are connected in series to the terminals of a 24 volt battery. Find the energy stored in capacitor C1. (2 MINUTES )
2.16x10-6J
What is the unit of Electric field?
N/C (Newtons per Coulomb)
How many natural satellites does Venus have?
Zero
Speed of light is equal to...
3x108m/s