(10 marks) Question 2 A block slides on a horizontal surface, which has been lubricated with heavy oil such that the blo... 查看全部
Let us start here: 1. Otley Beyer, an American anthropologist who moved to Ifugao in 1905 and spent the rest of his life... 查看全部
Q1andQ2[20%] A plasmon has a dispersion relation w(k) = wil + c2k2, which relates the angular frequency w and the wave n... 查看全部
Consider two infinite current sheets as shown. The upper sheethas wires carrying current out of the page while the lower... 查看全部
2. A weight of 100.0 kg is suspended by a cable from an “l" beam as shown in Figure 2.1. Calculate the force or ten... 查看全部
Two rubber balls with masses of 0.2 kg and 0.4 kg cometowards each other and collide. Pre-collision and post-collisionba... 查看全部
Q10(a). A wire having a linear density 5g/m is stretched between two rigid supports with a tension of 450N. The wire res... 查看全部
A mass obtained from a weighing scale needs to be checkedwhether it is correct. To do this, a setup of a spring-mass sys... 查看全部
1. At a certain ocean depth, the pressure is 1.71x108 Pa.Calculate the change in volume of 1.00 m3 of seawater carried f... 查看全部
A 10 m-high, 5 m-wide rectangular plate blocks the end of a deep freshwater channel of H=1.5 m, as shown in the Figure. ... 查看全部