When a new value is stored in a variable, its previous value gets.......... a) Accepted b) Overwritten c) Overlapped d) Overview​

An equation is true for all values of its variables

What is the value of variable b in the equation 2b-11=15 ?

A given wire having resistance R is stretched so as to reduce its diameter to half of its previous value. What will be its new resistance and resistivity?

A given copper wire of resistance R is stretched to reduce its diameter to half its previous value. What sould be its new resistance ?

An equation which is true for all real values of its variables is called an identify .

The standard deviation of 50 values of a variable x is 15, if each value of the variable is divided by (-3) , then the standard deviation of the new set of 50 values of x will be

Write the value of |a+i b c+i d-c+i d a-i b| .

Water rises to a height of 20 mm in a capillary if the radius of the capillary is made one third of its previous value then what is the new value of the capillary rise?