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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. Potential energy of two charges
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
A = v^2/r =Fc/m
Fc = mv^2/r
PE=kq1q2/r

2. Kinematics Equations
E=1/2CV^2; C = capacitance; V = voltage
F(delta)t=change in motion resulting in the application of a force for a given amount of time
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

3. Centripetal Force
Fg=Gm1m2/r^2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
F=kx; k=spring constant - x = displacement
Fc = mv^2/r

4. Energy stored in a capacitor
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
E=1/2CV^2; C = capacitance; V = voltage
A = v^2/r =Fc/m
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)

5. Power
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
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
E=kq1/r^2
Fc = mv^2/r

6. Gravitational Force
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
E=1/2mv^2
Fg=Gm1m2/r^2
PE=kq1q2/r

7. Force on a moving charge in a magnetic field
E=1/2mv^2
PE=kq1q2/r
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

8. Power of a lens
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
P=1/f
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
A = v^2/r =Fc/m

9. Momentum
P=mv
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
PE=kq1q2/r
9x10^9 N m^2/coul^2

10. Wave characteristics
Fg=Gm1m2/r^2
A = v^2/r =Fc/m
9.8 m/s^2
V=f*wavelength

11. Circular Acceleration
C=3.08x10^8 m/s
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
A = v^2/r =Fc/m
Fc = mv^2/r

12. Unit of magnetism
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
Tesla
W=Fd; W=mgh
Graph Hooke's law; area under graph= work = 1/2kx^2

13. Force on a charged particle in an electric field
F=kx; k=spring constant - x = displacement
E=kq1/r^2
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
F=qE; q is the charge - E is the electric field

14. Work
9.8 m/s^2
W=Fd; W=mgh
V=f*wavelength
F(delta)t=change in motion resulting in the application of a force for a given amount of time

15. Ohm's Law
Graph Hooke's law; area under graph= work = 1/2kx^2
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
F=qE; q is the charge - E is the electric field
PE=kq1q2/r

16. Capacitance
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
E=1/2mv^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
V=f*wavelength

17. k (Coulomb's Law)
Tesla
E=1/2CV^2; C = capacitance; V = voltage
9x10^9 N m^2/coul^2
E=kq1/r^2

18. Kinetic Energy
C=3.08x10^8 m/s
E=1/2mv^2
Fq=kq1q2/r^2
6.67x10^-11 N m^2/kg^2

19. G (gravitational force)
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
6.67x10^-11 N m^2/kg^2
Fc = mv^2/r
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

20. Electric Field
E=kq1/r^2
A = v^2/r =Fc/m
9x10^9 N m^2/coul^2
Fg=Gm1m2/r^2

21. Doppler Effect
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
Fq=kq1q2/r^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
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

22. Impedence
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
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
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

23. g
Graph Hooke's law; area under graph= work = 1/2kx^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
F=kx; k=spring constant - x = displacement

24. Speed of light
P=1/f
F(delta)t=change in motion resulting in the application of a force for a given amount of time
C=3.08x10^8 m/s
A = v^2/r =Fc/m

25. Coulomb's Law
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
Graph Hooke's law; area under graph= work = 1/2kx^2
Fq=kq1q2/r^2
E=kq1/r^2

26. Impulse
9.8 m/s^2
F(delta)t=change in motion resulting in the application of a force for a given amount of time
F=qE; q is the charge - E is the electric field
V=f*wavelength

27. Hooke's Law
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
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
PE=kq1q2/r

28. Work done by spring displacement

29. Snell's Law
9.8 m/s^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
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)