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CSET Science: Constants And Equations

Subjects : cset, science

Instructions:

Answer 29 questions in 15 minutes.
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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. Kinematics Equations
F=qE; q is the charge - E is the electric field
C=3.08x10^8 m/s
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
W=Fd; W=mgh

2. Momentum
W=Fd; W=mgh
Graph Hooke's law; area under graph= work = 1/2kx^2
PE=kq1q2/r
P=mv

3. Hooke's Law
F=kx; k=spring constant - x = displacement
9x10^9 N m^2/coul^2
PE=kq1q2/r
9.8 m/s^2

4. Wave characteristics
E=1/2mv^2
9x10^9 N m^2/coul^2
V=f*wavelength
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)

5. Impedence
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
Tesla
E=1/2mv^2
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C

6. Doppler Effect
F=kx; k=spring constant - x = displacement
6.67x10^-11 N m^2/kg^2
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
C=3.08x10^8 m/s

7. Impulse
Tesla
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
F(delta)t=change in motion resulting in the application of a force for a given amount of time

8. Kinetic Energy
E=1/2mv^2
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
W=Fd; W=mgh
V=f*wavelength

9. Power
E=1/2mv^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
9x10^9 N m^2/coul^2
V=f*wavelength

10. Force on a charged particle in an electric 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
E=kq1/r^2
F=qE; q is the charge - E is the electric field
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

11. G (gravitational force)
V=f*wavelength
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
F=kx; k=spring constant - x = displacement
6.67x10^-11 N m^2/kg^2

12. Unit of magnetism
Tesla
Graph Hooke's law; area under graph= work = 1/2kx^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
E=1/2CV^2; C = capacitance; V = voltage

13. Ohm's Law
W=Fd; W=mgh
Fq=kq1q2/r^2
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms

14. Snell's Law
P=mv
Fc = mv^2/r
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
E=kq1/r^2

15. Electric Field
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
9.8 m/s^2
E=kq1/r^2
6.67x10^-11 N m^2/kg^2

16. Work done by spring displacement

17. Power of a lens
F=qE; q is the charge - E is the electric field
P=1/f
9x10^9 N m^2/coul^2
Fq=kq1q2/r^2

18. Capacitance
Fq=kq1q2/r^2
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
9x10^9 N m^2/coul^2
F=kx; k=spring constant - x = displacement

19. Potential energy of two charges
P=mv
PE=kq1q2/r
C=3.08x10^8 m/s
9x10^9 N m^2/coul^2

20. Energy stored in a capacitor
E=1/2CV^2; C = capacitance; V = voltage
P=mv
Fq=kq1q2/r^2
6.67x10^-11 N m^2/kg^2

21. Force on a moving charge in a magnetic field
V=f*wavelength
E=1/2mv^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
Fg=Gm1m2/r^2

22. g
Fq=kq1q2/r^2
Graph Hooke's law; area under graph= work = 1/2kx^2
P=1/f
9.8 m/s^2

23. Coulomb's Law
9.8 m/s^2
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
Fq=kq1q2/r^2

24. Centripetal Force
Fc = mv^2/r
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
E=1/2mv^2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

25. Speed of light
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
Fg=Gm1m2/r^2
C=3.08x10^8 m/s
Fc = mv^2/r

26. Circular Acceleration
E=1/2mv^2
A = v^2/r =Fc/m
Fg=Gm1m2/r^2
PE=kq1q2/r

27. Gravitational Force
F=kx; k=spring constant - x = displacement
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
Fg=Gm1m2/r^2
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage

28. k (Coulomb's Law)
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
P=mv
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
9x10^9 N m^2/coul^2

29. Work
E=1/2CV^2; C = capacitance; V = voltage
V=f*wavelength
P=mv
W=Fd; W=mgh