Recently Active Miscellaneous Questions

Which of the following represents isobars? ...

Which of the following pairs represents isotopes? ...

Radioactive decay is ...

In Frenkel defect ...

Silicon doped with arsenic is ...

F-centers in an ionic crystal are ...

The density of crystal increases because of ...

In Schottky defect ...

The packing fraction in hcp is ...

The radii of tetrahedral voids in terms of radii of packing spheres (R) is ...

The packing fraction in ccp is ...

The packing fraction in bcc is ...

A compound contains A & B elements. Atoms A are in ccp arrangement while B occupy two-third octahedral voids. Formula of the compound is ...

A compound contains A & B elements. Atoms A are in ccp arrangement while B occupy all tetrahedral voids. Formula of the compound is ...

A substance crystallizes in a face-centered cubic(fcc) lattice in which atoms "A" occupy each corner of the cube and atoms "B"occupy the face-centres of the cube. The simplest formula of the substance is ...

cubic close packing tallies with ...

The total no. of identical spheres required in cubic close packing arrangement of a unit cell is ...

A ball hits a wall and returns with the same velocity. What was teh impulse acting? ...

First thing to note: Dont get Overwhelmed. Just take the test easily. This is one of the easier concepts in physics which students tend to fear uselessly. Q) An impulse acts on a static ball and changes its velocity by 20m/s. ...

A man is stuck at the center of a frictionless skating pool. Which of these will take him to the end? i) Starting to skate using the skates he is wearing ii) Throwing his one glove away iii) Catching a punk hit by another ...

A man 50 kg in mass uses a gun, 10kg in mass. He shoots a bird from a boat which is 90kg. The bird is 100g. The bullet is 10g. If the speed of the boat after shooting the bullet was 0.1m/s. What was the speed with which the b ...

An explosion in mid air of a hand grenade traveling at a velocity of 10i+5j+10k into 3 pieces of mass 100g, 200g and 200g respectively. Video sensors detected that the first mass had velocity 13j+10k soon after explosion. The ...

3 jelly balls of equal masses travelling at velocities 2i+3j, 2j+3k, i+j collide in mid air and magically become one. What is teh velocity of this larger jelly ball? ...

the co-ordination no. of Ca2+ & F- in the CaF2 structure is ...

The no. of molecules in a unit cell of fluorite is ...

A unit cell of CsCl consists of ...

The structure of Na2O crystal is ...

Which of the following has 4:4 co-ordination? ...

The co-ordination no. of Cs+ & Cl- ions in CsCl structure is ...

In sodium chloride, Cl- ions form ccp arrangement, Na+ ions will occupy ...