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By Pressing F12 In A Keyboard Which Of The Following Will Happen (a) Save As dialog box will open (b) Save dialog box will open (c) Open dialog box will open (d) Close dialog box will open

By pressing F12, Save As dialogue box will open. Ctrl + O is the shortcut key to open an Open dialogue box. F12 function key is predominantly... View Article

When A Car Driver Travelling At Speed 10m S Allies Brake And Brings The Car To Rest In 20 Sec Then The Retardation Will Be

Answer: 0.5 m/s2 U (initial velocity) = 10 m/s V (final velocity) = 0 m/s t (time taken) = 20s a (acceleration) = (v - u) / t a = 0 - 10 /... View Article

Nine Days Ago The Area Covered By The Piece Of Bread Was 3 Sq Inches Total The Mould Covers 9 Sq Inches What Is The Rate Of Change In Moulds Area

The area covered by the mold nine days ago= 3 square inches. The area covered by the mold in the present time= 9 square inches. The change in... View Article

Empirical Relationship Between The Three Measures Of Central Tendency Is A 2 Mean 3 Median Mode B 2 Mode 3 Median Mean C Mode 2 Mean 3 Median D 3 Median 2 Mode Mean

Answer: (a) Mean = 3 Median – Mode The empirical relationship between the three measures of central tendency is 2 Mean = 3 Median – Mode. An... View Article

Haemoglobin Contains 033 Of Iron By Weight The Molecular Mass Of Haemoglobin Is About 67200 The Number Of Iron Atoms Atomic Mass Of Fe 56 Present In A Molecule Of Haemoglobin Is

Percentage of F e = 0. 33 % molecular weight of haemoglobin Weight of Fe present = 0.33/100 × 67200 = 221.8 One F e weighs 55.8 g... View Article

A Child Walks 6 M Towards The West And Then 20 In Towards South He Then Turns East And Walks Another 12 M Then He Walks 12 M Towards The North How Far Is He From His Initial Position

As per the instructions given, we can draw a diagram as shown below From the given details we note that AB=6 BC=20 CD=12 DE=12. From the... View Article

In Shooting The Probability That Rahul Will Hit The Target Is 5 7 And The Probability That Sheela Will Hit The Target Is 3 4 So What Is The Probability That Both Of Them Will Hit The Target

Probability that Rahul hits the target : P(R) = 5/7 Probability that Sheela hits the target : P(S) = 3/4 Hitting the target by both of them is an... View Article

The Packaging Of A Factory Has Two Panels Each Of The Panels Contains 4 Rows If Item Stored Each Row Has 4 Kinds Of Items How Many Items Are Stored For Packaging In The Packaging Unit

The packaging of a factory has two panels. Now for each panel there are 4 rows and in each row there are 4 items placed. Number of items = Rows x... View Article

The Cell Constant Of A Conductivity Cell I Changes With The Change Of Electrolyte Ii Changes With The Change Of Concentration Of Electrolyte Iii Changes With The Temperature Of The Electrolyte

Answer: (iv) remains constant for a cell. The cell constant of a conductivity cell remains constant for a cell. The cell constant of a... View Article

A Showroom Offers 10 Discount On A Microwave Whose Marked Price Is Rs 8 000 And Also Give A Blender Worth Rs 1 200 As Gift Even Then The Showroom Earns A Profit Of 20 The Cost Price Per Microwave Is

Given Market price = Rs.8000 Discount = 10% Complimentary gift = Rs.1200 Find out We have to find the cost price per microwave. Solution... View Article

Protistan Genome Has A Membranebound Nucleoproteins Embedded In Cytoplasm B Free Nucleic Acid Aggregates C Gene Containing Nucleoproteins Condensed Together In A Loose Mass

Protistan genome has Membrane bound nucleoproteins embedded in cytoplasm. In Eukaryotic organism the nucleoprotein and the nuclear acid are... View Article

Which Of These Options Are Not A Function Of Ribosomes I It Helps In The Manufacture Of Protein Molecules Ii It Helps In The Manufacture Of Enzymes Iii It Helps In The Manufacture Of Hormones

(iii) and (iv) Ribosomes mainly involve in protein synthesis, as these are the sites of protein synthesis and enzymes. It also synthesizes amino... View Article

Angle Of Elevation Of The Top Of A Tower From Point A Is 30 Degree On Moving A Distance Of 20 M To A Point B Angle Of Elevation Increases To 60 Degrees Find Height Distance Of The Tower From Point A

From ΔABC: tan (θ) = opp/adj tan (30) = BC/AB BC = AB tan (30)-----(1) From ΔBCD: tan (θ) = opp/adj tan (60) = BC/BD BC =... View Article

A Vibration Magnetometer Placed In Magnetic Meridian Has A Small Bar Magnet When A Horizontal Field Of 18 Microteslas Is Produced By Placing A Current Carrying Wire The New Time Period Of The Magnet

The time period T of oscillation of a magnet is given as - T = 2π√I/MB where, l = Moment of inertia of the magnet about the axis of... View Article

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