# Physics

posted by .

5. What is ZX applied to |0⟩?

6. What is ZX applied to H|0⟩?

## Similar Questions

1. ### quantum mechanics

Suppose we have a qubit in the state |ψ⟩=12|0⟩+3√2|1⟩. If we measure this qubit in |u⟩=3√2|0⟩+12|1⟩,|u⊥⟩=−12|0⟩+3√2|1⟩ basis, what is …
2. ### math

Let |ϕ⟩=a|0⟩+b|1⟩ where a and b are nonnegative real numbers. We know that if we measure |ϕ⟩ in the standard basis, the probability of getting a 0 is 925. What is |ϕ⟩?
3. ### Physics

We have a qubit in the state |ϕ⟩=3√2|0⟩+12|1⟩, which we want to measure in the {cosθ|0⟩+sinθ|1⟩,sinθ|0⟩−cosθ|1⟩} basis. In order for the two possible …
4. ### Physics

Suppose we have a one-qubit unitary U that maps |0⟩ to 13|0⟩+2−2i3|1⟩ and |1⟩ to 2+2i3|0⟩−13|1⟩. What is U?
5. ### Physics

Suppose we have a one-qubit unitary U that maps |0⟩ to 12|0⟩+3√i2|1⟩ and |+⟩ to 1−3√i22√|0⟩+3√i−122√|1⟩. What is U?
6. ### physics

Suppose we have two qubits in the state (a|0⟩+b|1⟩)|0⟩, to which we apply the following circuit. (a) Is the resulting state entangled?
7. ### Physics

Suppose H⊗3|ϕ⟩=(1/2)√(|000⟩+|111⟩). What is |ϕ⟩?
8. ### physics

Consider the Hamiltonian H=Z⊗3 acting on 3 qubits. What is the ground energy of the system?
9. ### physcics

et |ϕ⟩=a|0⟩+b|1⟩ where a and b are nonnegative real numbers. We know that if we measure |ϕ⟩ in the standard basis, the probability of getting a 0 is 925. What is |ϕ⟩?
10. ### quantummechanics

The following circuit is designed for testing whether |u⟩=|v⟩. The three-qubit gate in the middle is called the controlled SWAP gate, which swaps the last two qubits if and only if the first qubit is 1 (a) If |u⟩=|v⟩=|+⟩, …

More Similar Questions