Which of the following statements on the use of X-rays is...
Which of the following statements on the use of X-rays is incorrect? X-rays are used
In a hospital to obtain photographs of tissues and bones in the body
For the treatment of malignant growths like cancer cells
In detecting fingerprints
To reveal hidden flaws in metal castings and welded joints work of art
Correct answer is C
No explanation has been provided for this answer.
Which of the following radiations cannot be deflected by a magnetic field? ...
Which of the following CANNOT be deflected by both electric and magnetic fields? ...
The area under a force-time graph represents-------- ...
A small object of mass 50 g is released from a point A. Determine the velocity of the object wh...
When the speed of a car is halved, its kinetic energy is ...
Mechanical energy can be either ...
The amplitude of oscillation of a simple pendulum bob diminishes slowly because ...