Test your basic knowledge |

CSET Science: Constants And Equations

Subjects : cset, science

Instructions:

Answer 29 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Potential energy of two charges
P=mv
9x10^9 N m^2/coul^2
PE=kq1q2/r
6.67x10^-11 N m^2/kg^2

2. Energy stored in a capacitor
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
E=1/2CV^2; C = capacitance; V = voltage
F=qE; q is the charge - E is the electric field

3. Circular Acceleration
F(delta)t=change in motion resulting in the application of a force for a given amount of time
A = v^2/r =Fc/m
Tesla
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage

4. Snell's Law
Graph Hooke's law; area under graph= work = 1/2kx^2
W=Fd; W=mgh
E=1/2mv^2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

5. G (gravitational force)
6.67x10^-11 N m^2/kg^2
E=1/2CV^2; C = capacitance; V = voltage
C=3.08x10^8 m/s
Graph Hooke's law; area under graph= work = 1/2kx^2

6. Gravitational Force
E=kq1/r^2
Fg=Gm1m2/r^2
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
P=mv

7. Impulse
F(delta)t=change in motion resulting in the application of a force for a given amount of time
F=kx; k=spring constant - x = displacement
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
Graph Hooke's law; area under graph= work = 1/2kx^2

8. Power of a lens
Graph Hooke's law; area under graph= work = 1/2kx^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
P=1/f
F=qE; q is the charge - E is the electric field

9. Ohm's Law
Fq=kq1q2/r^2
P=1/f
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
Fg=Gm1m2/r^2

10. Wave characteristics
F=qvBsin(a); q = charge (in coulombs); v = velocity of the charge; B = magnetic field; a = angle between the direction of the motion of the charged particle and the direction of the magnetic field
E=kq1/r^2
V=f*wavelength
Fq=kq1q2/r^2

11. Kinematics Equations
P=mv
Fc = mv^2/r
PE=kq1q2/r
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2

12. Speed of light
Graph Hooke's law; area under graph= work = 1/2kx^2
6.67x10^-11 N m^2/kg^2
C=3.08x10^8 m/s
9x10^9 N m^2/coul^2

13. Impedence
P=1/f
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
6.67x10^-11 N m^2/kg^2
Fq=kq1q2/r^2

14. Electric Field
E=kq1/r^2
E=1/2CV^2; C = capacitance; V = voltage
P=mv
9.8 m/s^2

15. Doppler Effect
9.8 m/s^2
C=3.08x10^8 m/s
F=(v+vr)/(v+vs)f0; v = velocity of wave in the medium ; vr = velocity of the receiver relative to the medium -- positive if moving toward the source; vs = velocity of the source relative to the medium -- positive if moving away from the receiver
Fc = mv^2/r

16. Momentum
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
P=mv
F=qvBsin(a); q = charge (in coulombs); v = velocity of the charge; B = magnetic field; a = angle between the direction of the motion of the charged particle and the direction of the magnetic field
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage

17. Force on a charged particle in an electric field
F=qE; q is the charge - E is the electric field
P=1/f
6.67x10^-11 N m^2/kg^2
Fq=kq1q2/r^2

18. Kinetic Energy
Fc = mv^2/r
E=1/2mv^2
W=Fd; W=mgh
P=1/f

19. Unit of magnetism
F=kx; k=spring constant - x = displacement
Tesla
V=f*wavelength
E=1/2mv^2

20. Hooke's Law
E=1/2CV^2; C = capacitance; V = voltage
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
F=kx; k=spring constant - x = displacement
PE=kq1q2/r

21. g
9x10^9 N m^2/coul^2
V=f*wavelength
9.8 m/s^2
F(delta)t=change in motion resulting in the application of a force for a given amount of time

22. Force on a moving charge in a magnetic field
F=qvBsin(a); q = charge (in coulombs); v = velocity of the charge; B = magnetic field; a = angle between the direction of the motion of the charged particle and the direction of the magnetic field
9x10^9 N m^2/coul^2
Graph Hooke's law; area under graph= work = 1/2kx^2
A = v^2/r =Fc/m

23. Work done by spring displacement

24. Coulomb's Law
Fc = mv^2/r
Fq=kq1q2/r^2
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
Fg=Gm1m2/r^2

25. Centripetal Force
9x10^9 N m^2/coul^2
Fc = mv^2/r
P=1/f
C=3.08x10^8 m/s

26. k (Coulomb's Law)
Tesla
9x10^9 N m^2/coul^2
Fq=kq1q2/r^2
F=qvBsin(a); q = charge (in coulombs); v = velocity of the charge; B = magnetic field; a = angle between the direction of the motion of the charged particle and the direction of the magnetic field

27. Power
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
6.67x10^-11 N m^2/kg^2
9.8 m/s^2
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C

28. Capacitance
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
Tesla
F=kx; k=spring constant - x = displacement

29. Work
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
9x10^9 N m^2/coul^2
Fc = mv^2/r
W=Fd; W=mgh