Two wires a and b of the same material

Asked by admin @ 13/08/2021 in Physics viewed by 322 People

Two wires A and B are of the same material. Their lengths are in the ratio of 1 : 2 and the diameter are in the ratio 2 : 1. If they are pulled by the same force, then increase in length will be in the ratio of(a) 2 : 1(b) 1 : 4(c) 1 : 8(d) 8 : 1

Answered by admin @ 13/08/2021

answer should be 1/8

Two wires a and b of same material

Asked by admin @ 29/08/2021 in Physics viewed by 318 persons

Two wires A and B are of the same material. Their lengths are in the ratio of 1 : 2 and the diameter are in the ratio 2 : 1. …

Two wires a and b are of same material

Asked by admin @ 13/08/2021 in Physics viewed by 780 persons

Two wires A and B are of the same material. Their lengths are in the ratio of 1 : 2 and the diameter are in the ratio 2 : 1. …

Two wires are made of the same material

Asked by admin @ 26/08/2021 in Science viewed by 319 persons

Two wires are made of the same material and have the same volume. The first wire has cross-sectional area A and the second wire has cross-sectional area 3A. If the …

Two wires are made of the same material and have

Asked by admin @ 03/08/2021 in Science viewed by 267 persons

Two wires are made of the same material and have the same volume. The first wire has cross-sectional area A and the second wire has cross-sectional area 3A. If the …

Two wires a and b of equal masses

Asked by admin @ 24/08/2021 in Physics viewed by 360 persons

Two wires A and B of equal masses and of the same metal are taken. The diameter of Two wires A and B of eawire A is half the …

Two wires a and b are of equal length

Asked by admin @ 12/08/2021 in Physics viewed by 326 persons

Two wires A and b are of equal length, different cross sectional areas and made of same metal.(a) (i) Name the property which is same for both the wires. …

Two straight infinitely long wires are fixed in space

Asked by admin @ 20/08/2021 in Physics viewed by 334 persons

Two straight infinitely long wires are fixed in space so that the current in the left wire is 2 A and directed out of the plane of the page and …

Two conducting wires x and y of same diameter

Asked by admin @ 17/08/2021 in Physics viewed by 429 persons

two conducting wires x and y such that diameter of x is half that of y and number density of electron in y is three times that in x are …

Two wires each of radius of cross section r

Asked by admin @ 13/08/2021 in Physics viewed by 284 persons

two wires each of radius of cross section r but of different materials are connected together end to end (in series). If the densities of charge carriers in the two …

Two thin wire rings each having a radius r

Asked by admin @ 13/08/2021 in Physics viewed by 331 persons

Two thin wire rings each having a radius r are placed at a distance d apart with their axes coinciding. the charges on the two rings are +q and -q. …

Two free parallel wires carrying current in opposite direction

Asked by admin @ 13/08/2021 in Physics viewed by 351 persons

Two free parallel wires carrying currents in the opposite directions (a) attract each other (b) repel each other (c) do not affect each other (d) get rotated to be perpendicular …

Two infinitely long parallel wires having linear charge densities

Asked by admin @ 13/08/2021 in Physics viewed by 310 persons

Two infinitely long parallel wires having linear charge densities λ1 and λ2 respectively are placed at a distance of R metre. The force per unit length on either wire will …

Two wires one of copper and other of manganin

Asked by admin @ 13/08/2021 in Science viewed by 309 persons

two wires,one of copper and other of manganin, have equal lengths and equal resistances.Which wire is thicker ?Given that resistivity of copper is lower than that of manganin

A wall has two layers a and b

Asked by admin @ 26/08/2021 in Physics viewed by 344 persons

A wall has two layers A and B of equal areas. Their thicknesses are 10 cm and 20cm.Conductivity of A is twice that of B. Underthermal equilibrium, if …

Hasan buys two kinds of cloth material for school

Asked by admin @ 20/08/2021 in Math viewed by 304 persons

"Question 7 Hasan buys two kinds of cloth materials for school uniforms, shirt material that costs him Rs 50 per metre and trouser material that costs him Rs 90 per …