General
Easy
Physics-

A radioactive sample has N0 active atoms t = 0. If the rate of disintegration at any time is R and the number of atoms is N, then the ratio R/N varies with time as

Physics-General

    Answer:The correct answer is:

    Book A Free Demo

    +91

    Grade*

    Related Questions to study

    General
    physics

    When the screw and stud touch each other, the edges of a certain screw gauge is on left of the  mark on the main scale and the 96th  division of the circular scale coincides with the circular line  graduation then what is the value of zero error

    When the screw and stud touch each other, the edges of a certain screw gauge is on left of the  mark on the main scale and the 96th  division of the circular scale coincides with the circular line  graduation then what is the value of zero error

    physicsGeneral
    General
    physics-

    Consider the arrangement of three metal plates A, B, and C of equal surface area and separation d as shown in figure. The energy stored in the arrangement, when the plates are fully charged, is

    Consider the arrangement of three metal plates A, B, and C of equal surface area and separation d as shown in figure. The energy stored in the arrangement, when the plates are fully charged, is

    physics-General
    General
    physics

    the edge of the circular scale lies to the right of the 0 mark on the  main scale, when the stu and the spindle touch each other, then what will be the zero error?

    the edge of the circular scale lies to the right of the 0 mark on the  main scale, when the stu and the spindle touch each other, then what will be the zero error?

    physicsGeneral
    General
    chemistry-

    The reactionCH subscript 3 COOH plus Cl subscript 2 not stretchy rightwards arrow with straight p on top ClCH subscript 2 COOH plus HCl,  is called

    The reactionCH subscript 3 COOH plus Cl subscript 2 not stretchy rightwards arrow with straight p on top ClCH subscript 2 COOH plus HCl,  is called

    chemistry-General
    General
    physics-

    done in carrying a charge Q1 once round a circle of radius R with a charge Q2 at the centre I Is

    done in carrying a charge Q1 once round a circle of radius R with a charge Q2 at the centre I Is

    physics-General
    General
    physics

    when the edge of the circular scale lies to the left of 0 mark on the main scale, when the stud an spindle touch each other, Then what will be the zero error?

    when the edge of the circular scale lies to the left of 0 mark on the main scale, when the stud an spindle touch each other, Then what will be the zero error?

    physicsGeneral
    General
    chemistry-

    Ethyl ester stack rightwards arrow with CH subscript 3 MgBr on top with text  (excess)  end text below P, the product ‘P’ will be

    Ethyl ester stack rightwards arrow with CH subscript 3 MgBr on top with text  (excess)  end text below P, the product ‘P’ will be

    chemistry-General
    General
    chemistry-

    The compound X, in the reaction is straight X rightwards arrow with CH subscript 3 CHO on top straight Y rightwards arrow with text  Hydrolysis  end text on top Mg left parenthesis OH right parenthesis straight I plus CH subscript 3 COOH

    The compound X, in the reaction is straight X rightwards arrow with CH subscript 3 CHO on top straight Y rightwards arrow with text  Hydrolysis  end text on top Mg left parenthesis OH right parenthesis straight I plus CH subscript 3 COOH

    chemistry-General
    General
    chemistry-

    OCH minus CHO rightwards arrow with OH to the power of minus on top HOH subscript 2 straight C minus COOHThe reaction given is 

    OCH minus CHO rightwards arrow with OH to the power of minus on top HOH subscript 2 straight C minus COOHThe reaction given is 

    chemistry-General
    General
    physics-

    Two identical metal plates are given positive charges Q1 and Q2 (< Q1 ) respectively. If they are now brought close together to form a parallel plate capacitor with capacitance C, the potential difference between them is

    Two identical metal plates are given positive charges Q1 and Q2 (< Q1 ) respectively. If they are now brought close together to form a parallel plate capacitor with capacitance C, the potential difference between them is

    physics-General
    General
    chemistry-

    The reactant (X) in the reaction, (X) stack rightwards arrow with CH subscript 3 COONa on top with open parentheses CH subscript 3 CO close parentheses subscript 2 straight O belowCinnamic acid is

    The reactant (X) in the reaction, (X) stack rightwards arrow with CH subscript 3 COONa on top with open parentheses CH subscript 3 CO close parentheses subscript 2 straight O belowCinnamic acid is

    chemistry-General
    General
    chemistry-

    straight C subscript 6 straight H subscript 5 NH subscript 2 HCl with rightwards arrow with NaNO subscript 2 on top on top X rightwards arrow with Cu subscript 2 left parenthesis CN right parenthesis subscript 2 on top Y rightwards arrow with straight H subscript 2 straight O divided by straight H to the power of plus on top ZZ is identified as

    straight C subscript 6 straight H subscript 5 NH subscript 2 HCl with rightwards arrow with NaNO subscript 2 on top on top X rightwards arrow with Cu subscript 2 left parenthesis CN right parenthesis subscript 2 on top Y rightwards arrow with straight H subscript 2 straight O divided by straight H to the power of plus on top ZZ is identified as

    chemistry-General
    General
    chemistry-

    Consider the following reactionstraight C subscript 6 straight H subscript 5 NO subscript 2 rightwards arrow with Sn divided by HCI on top X rightwards arrow with straight C subscript 6 straight H subscript 5 COCI on top Y plus HCI,  What is ?

    Consider the following reactionstraight C subscript 6 straight H subscript 5 NO subscript 2 rightwards arrow with Sn divided by HCI on top X rightwards arrow with straight C subscript 6 straight H subscript 5 COCI on top Y plus HCI,  What is ?

    chemistry-General
    General
    maths-

    When does the current flow through the following circuit

    p, q, r should be closed for the current to flow.

    When does the current flow through the following circuit

    maths-General
    p, q, r should be closed for the current to flow.
    General
    physics-

    Four plates of equal area A are separated by equal distance d and are arranged as shown in the figure. The equivalent capacity is

    Four plates of equal area A are separated by equal distance d and are arranged as shown in the figure. The equivalent capacity is

    physics-General