Why did Harry Expelliarmus knock out Snape?

It was charged up and not fired rapidly. When Draco disarms Dumbledore is HBP he deploys quickly and doesn’t charge it so no knock back effect. It also depends on how much power you want to put into the spell. Harry knocked snape back in POA because he wanted to Know the Truth about his parents badly.

What spell did Harry use on Snape in Prisoner of Azkaban?

Expelliarmus
Harry also successfully used Expelliarmus when he disarmed Snape in the Shrieking Shack and when he made a giant spider release him during the third Triwizard task, but it wasn’t until he turned it against Voldemort that it started to become associated with him – and that, as Lupin later implied, was where the danger …

What spell does Harry use against Snape?

Sectumsempra
Sectumsempra is a curse invented by Professor Severus Snape, during his childhood, when he was known as “The Half-Blood Prince”. He created it with the intention of using it against his enemies, and it soon became one of his specialties….

Sectumsempra
Light	White
Effect	Cuts
Creator	Severus Snape (1977/1978)

When did Harry learn expelliarmus?

Expelliarmus is Harry’s spell throughout most of the series. In the 7 Harry’s scene in DH it’s what gives him away. But, he learns it from Snape for the first time during the dueling club scene.

Why did Gilderoy Lockhart leave Hogwarts?

Lockhart was overall considered a joke by many people at Hogwarts, and when he left the school due to memory loss, the majority (if not the entirety) of the school was happy to see him go. He also seemed to be completely oblivious to the reactions he elicited from other people or misinterpreted them completely.

What does Vipera Evanesca do?

The Snake-Vanishing Spell (Vipera Evanesca) was a transfiguration spell that vanished snakes. As such, it could be used as a counter-spell for the Snake Summons Spell, the fire to snake spell, or likely any other spell that produced snakes.

What does Expelliarmus do in Harry Potter?

Expelliarmus is a disarming spell, and is used to knock the opponent’s wand from their hand. It is commonly used in the dueling club of Hogwarts and in many of the Harry Potter movies.

Why did Lupin berate Harry Potter for Expelliarmus?

This came back to bite Harry, when he used Expelliarmus on an Imperiused Stan Shunpike during the Battle of the Seven Potters and inadvertently revealed himself. Lupin berated him for it: ‘Expelliarmus is a useful spell, Harry, but the Death Eaters seem to think it is your signature move, and I urge you not to let it become so!’

How did Harry use his signature spell in the final battle?

In the final battle, Harry used his signature spell with defiance. This time he was more experienced but in some ways he was still guessing, with his assumptions about the Elder Wand.

Why did Hermione run to Harry’s rescue from Snape?

Meanwhile, Hermione noticed Professor Snape muttering with his eyes fixed on Gryffindor’s Seeker and, being Hermione, put two and two together. Being well-read on the subject of curses (and every other subject, for that matter), she thought Snape was jinxing the broom and ran to Harry’s rescue with her fiery spell.