6-1如图6-1所示,理想气体由a沿acb过程到达b状态,吸收了560J的热量,对外做功356J。(1)如果 它沿ab过程到达b状态时,对外做功220J,它将吸收多少热量?(2)当它由b沿曲线ba返回a状 态时,外界对它做功282J,它将吸收或放出多少热量?

3-1质量m=10kg的物体在力F=30+4N的作用下沿x轴运动,试求(1)在开始2s内此力的冲量l:(2)如冲 量F=300Ns,此力的作用时间是多少?(3)如物体的初速v1=10m/s,在6.86s时,此物体的速度n2为 多少?

大学物理练习册一牛顿运动定律 牛顿运动定律 2-1质量分别为mA=100kg,mB=60kg的A、B两物体,用绳连接组成一系统,装置如图2-1。三角劈固定在 水平地面上,两斜面的倾角分别为a=30°,B=60

1.法拉第到馬克斯威爾 2.电磁波 3.电磁波的能量 4.电磁波的動量 5.电磁輻射

繞射現象與光偏振 1.繞射現象( Diffraction) 2.影像解析度(Image Resolution) 3.光柵(Grating) 4.光偏振(Polarization)

1.聚焦原理( Principle of Focus) 2.反射成像( Image Form by Reflection) 3.折射成像( Image Form by Refraction) 4.薄鏡公式( Thin Lens equation) 5.像差( aberrations)

1.疊加原理(Principle of Superposition) 2.雙狹縫干涉(Double-Slit- Interference 3.雙狹縫干涉圖形光強度分佈 4.波的相位加成(Phasor Addition of Wave) 5.薄膜干涉(Thin Film Interference)

1. Fermat Principle費馬定律 2.反射定律 3.折射定律 4.色散(Dispersion) 5.全反射

I. Choose the Correct Answer . real engine has an efficiency of33%. The engine has work output of2 4J4 per cycle.how much heat energy is extracted from the high-temperature reservoir per cycle? (D) (A)8J

1. Which type of ideal gas will have the largest value for C-Cp? (D) (A)Monatomic (B)Diatomic (C)Polyatomic (D)The value will be the same for all. Solution: The difference between the molar specific heat at constant pressure and that at constant volume is