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. Unit of magnetism
Tesla
PE=kq1q2/r
Fc = mv^2/r
P=mv

2. Capacitance
9.8 m/s^2
E=kq1/r^2
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
Fg=Gm1m2/r^2

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

4. Doppler Effect
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
E=1/2CV^2; C = capacitance; V = voltage
P=mv

5. k (Coulomb's Law)
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
9x10^9 N m^2/coul^2
W=Fd; W=mgh
F=kx; k=spring constant - x = displacement

6. Coulomb's Law
Fq=kq1q2/r^2
F=kx; k=spring constant - x = displacement
Fc = mv^2/r
P=mv

7. G (gravitational force)
C=3.08x10^8 m/s
F=qE; q is the charge - E is the electric field
6.67x10^-11 N m^2/kg^2
P=1/f

8. Hooke's Law
Graph Hooke's law; area under graph= work = 1/2kx^2
Fc = mv^2/r
Tesla
F=kx; k=spring constant - x = displacement

9. Force on a moving charge in a magnetic field
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
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
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms

10. Centripetal Force
Fc = mv^2/r
P=1/f
E=kq1/r^2
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms

11. Power of a lens
A = v^2/r =Fc/m
E=kq1/r^2
PE=kq1q2/r
P=1/f

12. Ohm's Law
Tesla
9x10^9 N m^2/coul^2
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
E=1/2CV^2; C = capacitance; V = voltage

13. Speed of light
9x10^9 N m^2/coul^2
C=3.08x10^8 m/s
F=kx; k=spring constant - x = displacement
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms

14. Gravitational Force
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
Fg=Gm1m2/r^2
V=f*wavelength
F=qE; q is the charge - E is the electric field

15. Momentum
9x10^9 N m^2/coul^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
P=1/f
P=mv

16. Wave characteristics
Graph Hooke's law; area under graph= work = 1/2kx^2
F=qE; q is the charge - E is the electric field
E=1/2CV^2; C = capacitance; V = voltage
V=f*wavelength

17. Potential energy of two charges
9.8 m/s^2
P=mv
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
PE=kq1q2/r

18. Impulse
A = v^2/r =Fc/m
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
9x10^9 N m^2/coul^2

19. Energy stored in a capacitor
E=1/2CV^2; C = capacitance; V = voltage
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
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

20. Kinetic Energy
Graph Hooke's law; area under graph= work = 1/2kx^2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
E=1/2mv^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)

21. Work done by spring displacement

22. Snell's Law
Fc = mv^2/r
E=kq1/r^2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage

23. Force on a charged particle in an electric field
E=1/2mv^2
F=qE; q is the charge - E is the electric field
E=kq1/r^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)

24. Work
Fc = mv^2/r
W=Fd; W=mgh
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

25. Circular Acceleration
A = v^2/r =Fc/m
6.67x10^-11 N m^2/kg^2
V=f*wavelength
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage

26. Kinematics Equations
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
Graph Hooke's law; area under graph= work = 1/2kx^2
Fc = mv^2/r
P=mv

27. g
P=mv
9.8 m/s^2
Fc = mv^2/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

28. Power
P=mv
Fc = mv^2/r
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
Fg=Gm1m2/r^2

29. Electric Field
E=kq1/r^2
Fq=kq1q2/r^2
Sin(theta1)/sin(theta2)=v1/v2=n1/n2
Fc = mv^2/r