Which of the following statements about quantum tunneling is true?
A)It is used in modern electronics,and,in fact,our modern-day computers would not work without it.
B)It plays a crucial role in nuclear fusion in the Sun.
C)It allows electrons and other subatomic particles to pass through wall-like energy barriers even when it seems they do not have enough energy to get through the barriers.
D)Although it has been observed to occur,it violates all other known laws of nature,and explaining it therefore represents a major challenge to physicists.
E)A,B,and C are true,but D is not

Question

Quizplus · Accepted Answer

Quantum tunneling is a fundamental phenomenon observed in quantum mechanics, allowing particles to pass through barriers they seemingly don't have the energy to overcome. It is essential for the operation of modern electronics, such as in the functioning of tunnel diodes and the operation of transistors at very small scales. Additionally, quantum tunneling plays a critical role in nuclear fusion processes within the Sun, enabling particles to overcome electrostatic forces to fuse together. While it might seem counterintuitive, quantum tunneling does not violate the laws of nature; instead, it is a well-established aspect of quantum mechanics, making statement D incorrect.

Which of the Following Statements About Quantum Tunneling Is True