1: Xác định phụ tải tính toán và phụ tải đỉnh nhọn của nhóm thiết bị sau: STT Tên thiết bị

Số
Lượng
Pđm
(KW)
Cos

Ksd Kmm
1. Máy tiện 1 10 0,6 0,16 7
2. Máy bào 2 8 0,8 0,17 6
3. Máy mài 1 6 0,65 0,16 5
4. Máy cưa 2 5 0,7 0,14 5
5.
Máy hàn (

= 49%)
Uđm= 220V

1 20KVA 0,65 0,2 4

6. Cầu trục (

= 25%) 1 15 0,8 0,2 3

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

Need people build a dam to create a reservoir that supplies water a nearby city needs. describe two ways this action will likely affect the water cycle in the local environment. (5 points) worth 20 points

Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom