Quantum entanglement is one of the central principle of quantum physics, which means multiple particles are linked together in a way that the measurement of one particle quantum state determines the possible quantum of the other particles

Deepika Singh Physics 24 Jan, 2018 1 Answer 64 views

A uniform electric field and a uniform magnetic field are acting along the same direction in certain region. If an electron is projected in the region such that its velocity is pointed along direction of fields, then the electron

(1) Will turn towards left of direction of motion

(2) Will turn towards right of direction of motion

(3) Speed will decrease

(4) Speed will increase

Devendra Yadav Physics 12 Jan, 2018 1 Answer 107 views

In Dumas' method of estimation of nitrogen 0.35 g of an organic compound gave 55 mL of nitrogen collected at 300 K temperature and 715 mm pressure. The percentage composition of nitrogen in the compound would be (Aqueous tension at 300 K = 15 mm) ?

Yogesh Mangal Chemistry 09 Jan, 2018 1 Answer 856 views

A person with unknown blood group under ABO system, has suffered much blood loss in an accident and needs immediate blood transfusion. His one friend who has a valid certificate of his own blood type, offers for blood donation without delay. What would have been the type of blood group of the donor friend?

Nikita Shah Biology 04 Jan, 2018 1 Answer 188 views

A man X has 7 friends, 4 of them are ladies and 3 are men. His wife Y also has 7 friends, 3 of them are ladies and 4 are men. Assume X and Y have no common friends. Then the total number of ways in which X and Y together can throw a party inviting 3 ladies and 3 men, so that 3 friends of each of X and Y are in this party, is?

Devendra Yadav Maths 03 Jan, 2018 2 Answer 402 views

The colour of the X2 molecules of group 17 elements changes gradually from yellow to violet down the
group. This is due to

[A] the physical state of X2 at atom temperature changes from gas to solid down the group

[B] decrease in HOMO-LUMO gap down the group

[C] decrease in  gap down the group

[D] decrease in ionization energy down the group

Rahul Kumar Chemistry 30 Dec, 2017 1 Answer 477 views