Two charged bodies that are attracted to each other, how electrically do they behave？
A: both positively charged
B: both negatively charged
C: both neutral
D: One positive charge and one negative charge
A: both positively charged
B: both negatively charged
C: both neutral
D: One positive charge and one negative charge
D
举一反三
- In SDS-PAGE, proteins on<br/>the gel are: () A: Positively charged B: Negatively charged C: No net charge D: Some are positively<br/>charged, others are negative.
- for products and services has become a way of life. A: Charging B: Charge C: Charged D: Having charged
- I'll be （） the whole factory next month when the director is away. A: taken charge of B: in the charge of C: in charge of D: charged with
- In semiconductor physics, positive holes(空穴) are treated as if they were positively charged electrons.
- 中国大学MOOC: As these electrons are negatively charged, they will attempt to ______ each other.
内容
- 0
A man was ….. attempted murder. A: charged with B: in charge of C: responsible D: guilty E: blamed
- 1
As a manager, she is ________ training new employees. A: in charge of B: grateful for C: charged with D: responsible to
- 2
As these electrons are negatively charged, they will attempt to ______ each other. A: ascertain B: repel C: imitate D: uncover
- 3
As these electrons are negatively charged, they will attempt to ______ each other. A: ascertain B: repel C: imitate D: uncover
- 4
Being both spoil and lazy, he ______ everyone else for his lack of success. A: blamed B: accused C: criticized D: charged