Oxide of which of the following will turn red litmus blue? Options: 1) Magnesium 2) Phosphorus 3) Sulphur 4) Carbon
Answered 7 yr ago
bhavishya kumarCorrect Answer: Magnesium the red litmus paper is mixed with an acid to turn it red. When red litmus comes into contact with a base, it returns to its original blue shade same as magnesium come in oxide so red litmus is blue becz it's ...Read more
______ Disk Encryption is a technology (hardware or software) where data is encrypted before storage. Options: 1) Half 2) Whole 3) Double 4) Triple
Answered 7 yr agoCorrect Answer: WholeDisk encryption is a technology which protects information by converting it into unreadable code that cannot be deciphered easily by unauthorized people. Disk encryption uses disk encryption softwareor&nbs...Read more
What is the SI unit of pressure? Options: 1) Newton 2) Weber 3) Pascal 4) Henry
Answered 7 yr agoCorrect Answer: PascalPressure —the effect of a force applied to a surface—is a derived unit, obtained from combining base units. The unit of pressure in the SI system is the pascal (Pa), defined as a force of one Newton per...Read more