Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 50 24 12 36 50 24 12 36 ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks None of these It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks None of these ANSWER DOWNLOAD EXAMIANS APP
Physics If the diameter of a capillary is doubled, then the rise of water in it will be Half Four times No change Two times Half Four times No change Two times ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become Half Four times One–fourth Double Half Four times One–fourth Double ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following determines the pitch of a sound? Amplitude Frequency Wavelength Loudness Amplitude Frequency Wavelength Loudness ANSWER DOWNLOAD EXAMIANS APP
Physics The composition of electrician solder is Steel-37%, copper-63% Lead-37%, Steel-63% Iron-37%, tin-63% Lead-37%, tin-63% Steel-37%, copper-63% Lead-37%, Steel-63% Iron-37%, tin-63% Lead-37%, tin-63% ANSWER DOWNLOAD EXAMIANS APP