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. Energy stored in a capacitor
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
A = v^2/r =Fc/m
Graph Hooke's law; area under graph= work = 1/2kx^2

2. Ohm's Law
6.67x10^-11 N m^2/kg^2
E=1/2CV^2; C = capacitance; V = voltage
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
Tesla

3. Work done by spring displacement

4. Potential energy of two charges
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
W=Fd; W=mgh
PE=kq1q2/r
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms

5. Hooke's Law
9.8 m/s^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
F=kx; k=spring constant - x = displacement
E=1/2mv^2

6. Force on a charged particle in an electric field
E=kq1/r^2
F=qE; q is the charge - E is the electric field
F(delta)t=change in motion resulting in the application of a force for a given amount of time
6.67x10^-11 N m^2/kg^2

7. k (Coulomb'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
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
9x10^9 N m^2/coul^2

8. Unit of magnetism
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
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
E=1/2mv^2
Tesla

9. Power of a lens
W=Fd; W=mgh
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
Graph Hooke's law; area under graph= work = 1/2kx^2
P=1/f

10. Power
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
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(delta)t=change in motion resulting in the application of a force for a given amount of time

11. Snell's Law
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
Fq=kq1q2/r^2
Tesla
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

12. Kinematics Equations
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
W=Fd; W=mgh
E=1/2CV^2; C = capacitance; V = voltage
F=kx; k=spring constant - x = displacement

13. Electric Field
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
E=kq1/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
F=qE; q is the charge - E is the electric field

14. G (gravitational force)
Graph Hooke's law; area under graph= work = 1/2kx^2
C=3.08x10^8 m/s
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

15. Kinetic Energy
Fg=Gm1m2/r^2
Fc = mv^2/r
E=1/2mv^2
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage

16. Speed of light
E=kq1/r^2
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
C=3.08x10^8 m/s
6.67x10^-11 N m^2/kg^2

17. g
9.8 m/s^2
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
F=qE; q is the charge - E is the electric field
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C

18. 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
P=mv
E=1/2CV^2; C = capacitance; V = voltage
E=kq1/r^2

19. Work
W=Fd; W=mgh
6.67x10^-11 N m^2/kg^2
PE=kq1q2/r
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)

20. Capacitance
F(delta)t=change in motion resulting in the application of a force for a given amount of time
W=Fd; W=mgh
Q=CV; Q = charge in coulombs; C = capacitance in farads; V = voltage
Fg=Gm1m2/r^2

21. Wave characteristics
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
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
V=f*wavelength

22. Gravitational Force
F=kx; k=spring constant - x = displacement
P=mv
Tesla
Fg=Gm1m2/r^2

23. Momentum
Vf = v0 + at - d = d0+ v0t + 1/2at^2 - vf^2=v0^2+2ad - d=(vf+v0)t/2
Fg=Gm1m2/r^2
P=mv
Sin(theta1)/sin(theta2)=v1/v2=n1/n2

24. Impedence
E=1/2CV^2; C = capacitance; V = voltage
The impedence is given by Z=v( R^2+(?L-1/?C)^2). When ?=?r= 1/vLC - ?L=?C
W=Fd; W=mgh
V=f*wavelength

25. Impulse
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
W=Fd; W=mgh
F(delta)t=change in motion resulting in the application of a force for a given amount of time

26. Circular Acceleration
F=kx; k=spring constant - x = displacement
A = v^2/r =Fc/m
Fg=Gm1m2/r^2
P=1/f

27. Coulomb's Law
C=3.08x10^8 m/s
E=1/2mv^2
Fq=kq1q2/r^2
6.67x10^-11 N m^2/kg^2

28. Doppler Effect
P=IV = I^2R = V^2/R; P = power in watts (joule/sec)
6.67x10^-11 N m^2/kg^2
V=IR; v = voltage; I = current in amperes (coulombs/sec); R = resistance in Ohms
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

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