SAT物理练习题4则

　　SAT物理考试主要考点有力，热，光，波，粒子，电磁，现代物理等，新航道小编整理SAT物理考试练习题，供大家参考。

　　SAT物理练习题 1:

　　Two wires carry identical currents I, as shown above. At which point is the magnetic field the strongest?

　　A

　　B

　　C

　　D

　　E

　　SAT物理练习题 2:

　　Two metallic bars slide along metallic rails at speeds v1 = .1m/s and v2 = .2m/s as shown above. The bar and the rails are situated in a magnetic field of 4T. What is the induced voltage in the bar and rails?

　　20mV

　　30mV

　　40mV

　　120mV

　　150mV

　　SAT物理练习题 3:

　　A police car with its siren on travels at a speed v1 toward a person. The frequency of the siren is f1and the person hears the sound at a frequency f2. If vs is the speed of sound, v1 =

　　vsf2/f1

　　vs(1 - f2/f1)

　　vs(f1/f2 - 1)

　　vs(1 - f1/f2)

　　vs(f2/f1 - 1)

　　SAT物理练习题 4:

　　Violet light has a wavelength of 400nm. What is its frequency, if the speed of light is 3·108?

　　5·1014

　　7.5·1014

　　1015

　　2·1015

　　5·1015

　　以上是SAT物理练习题举例，更多SAT物理信息可以关注新航道SAT频道。