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Recent questions tagged medium

The ratio of maximum tension in two string of same material having radii in the ratio 3 : 5

asked May 8, 2014 by sreemathi.v

1 answer

Two wires A and B of same material have radii in the ratio 4 : 1 and length on the ratio 2 : 1.The forces required to produce same change in length are in the ratio

asked May 8, 2014 by sreemathi.v

1 answer

A wire of 4m in length suspended vertically stretches by 1mm when mass of 25Kg is attached to the lower end.What is the elastic potential energy gained by the wire?$g=10m/s^2$

asked May 8, 2014 by sreemathi.v

1 answer

How much energy stored will increase in a steel wire of 5m and $2mm^2$ cross sectional area when force on it increases to 300N from 50N?($Y_{Steel}=2\times 10^{11}N/m^2$)

asked May 8, 2014 by sreemathi.v

1 answer

A brass rod of 2m is stretched by 1cm have crosssectional area $2cm^2$ .If a force of $10^5$N is applied on it.What is elastic potential energy density?

asked May 8, 2014 by sreemathi.v

1 answer

If a force F displace 0.25cm with respect to bottom.What is F if modulus of rigidity is $5\times 10^5$.

asked May 8, 2014 by sreemathi.v

1 answer

A sphere contracts in volume by 0.05% which taken to the bottom of sea 500m deep.Find bulk modulus of sphere.

asked May 8, 2014 by sreemathi.v

1 answer

Two rods of equal length are in parallel with area in the ratio 3 : 4 and young modulus in the ratio 5 : 3.The ratio of force on the rods is

asked May 8, 2014 by sreemathi.v

1 answer

Reduce the following equation into normal form. Find their perpendicular distances from the origin and angle between perpendicular and the positive $x$ - axis. $ x-y=4$

asked May 7, 2014 by thanvigandhi_1

1 answer

Reduce the following equation into normal form. Find their perpendicular distances from the origin and angle between perpendicular and the positive $x$ - axis. $ y-2=0$

asked May 7, 2014 by thanvigandhi_1

1 answer

Two wires A and B of equal cross sectional area are in series,stretches equally is $Y_A=3\times 10^{11}$ and $Y_B=1.8\times 10^{11}$.What is ratio of their length?

asked May 7, 2014 by sreemathi.v

1 answer

Reduce the following equation into normal form. Find their perpendicular distances from the origin and angle between perpendicular and the positive $x$ - axis. $ x-\sqrt 3 y +8=0$

asked May 7, 2014 by thanvigandhi_1

1 answer

A mass of 1kg is attached to the end of a rubber string 25cm long having radius 2mm,which is rotating in horizontal plane in a radius of 28cm with 50rpm.What is young modulus of string in $N/m^2$

asked May 7, 2014 by sreemathi.v

1 answer

A wire of r=1cm consist of 1m steel and 2m copper respectively.Total extension when a force applied is 1mm.Find the force is $Y_{cu}=1.1\times 10^{11}N/m^2,Y_{steel}=2\times 10^{11}N/m^2$.

asked May 7, 2014 by sreemathi.v

1 answer

Among rubber and steel which is more elastic

asked May 7, 2014 by sreemathi.v

1 answer

If 5litre of ideal gas is compressed isothermally at 800mm Hg to 2 litre.Find its stress?

asked May 7, 2014 by sreemathi.v

1 answer

Skull of frog is

asked May 6, 2014 by sreemathi.v

1 answer

Number of cranial nerves found in frog are

asked May 6, 2014 by sreemathi.v

1 answer

Summer sleep of frog is called

asked May 6, 2014 by sreemathi.v

1 answer

Head of cockroach according to its position is k/a

asked May 6, 2014 by sreemathi.v

1 answer

Tergum is joined on the sides by

asked May 6, 2014 by sreemathi.v

1 answer

Mouth part of cockroach are :-

asked May 6, 2014 by sreemathi.v

1 answer

When the head of cockroach is cut it doesnot die immediately because :-

asked May 6, 2014 by sreemathi.v

1 answer

The skeletal tissue present in the pinna of a mammal is in the nature of

asked May 6, 2014 by sreemathi.v

1 answer

Tendon connects

asked May 6, 2014 by sreemathi.v

1 answer

The white fibrous tissue occurs in

asked May 6, 2014 by sreemathi.v

1 answer

Which of these feed upon dead organic matter with its maxillae picking up the food particles and bringing these to mandibles for mastication?

asked May 6, 2014 by sreemathi.v

1 answer

Which of the following constitute tongue like structure in cockroach?

asked May 6, 2014 by sreemathi.v

1 answer

Mouth parts of cockroach are

asked May 6, 2014 by sreemathi.v

1 answer

Which type of cell junctions in animals are analogous to plasmodesmata in plants

asked May 6, 2014 by sreemathi.v

1 answer

Epithelium of proximal convoluted tubule of nephron is:-

asked May 6, 2014 by sreemathi.v

1 answer

Annual rings and growth rings are formed due to fluctuation in the activity of :-

asked May 6, 2014 by sreemathi.v

1 answer

Secondary growth in dicots & gymnosperms occur by

asked May 6, 2014 by sreemathi.v

1 answer

Which of the following are cut off from vascular cambium on the inside

asked May 6, 2014 by sreemathi.v

1 answer

Fatty substance present in epidermal cell walls is :-

asked May 6, 2014 by sreemathi.v

1 answer

Pith is produced by

asked May 6, 2014 by sreemathi.v

1 answer

Cortex and pith are not differentiated in

asked May 6, 2014 by sreemathi.v

1 answer

The complex tissue include

asked May 6, 2014 by sreemathi.v

1 answer

Hydathodes occur on

asked May 6, 2014 by sreemathi.v

1 answer

Albuminous cells occur in

asked May 6, 2014 by sreemathi.v

1 answer

In xylem,fibers give strength to

asked May 6, 2014 by sreemathi.v

1 answer

A simple mechanical tissue devoid of liguin is

asked May 5, 2014 by sreemathi.v

1 answer

What type of tissue is immediately produced from a meristem :-

asked May 5, 2014 by sreemathi.v

1 answer

If a sign board was hanged on the side of a high tree 5' above the ground in 2002,have high should it be in 2014 if the tree grows 9'' taller each year

asked May 5, 2014 by sreemathi.v

1 answer

Aloe is a member of which family

asked May 5, 2014 by sreemathi.v

1 answer

Replum is found in the ovary of

asked May 5, 2014 by sreemathi.v

1 answer

Fruit of solanaceae family is :-\begin{array}{1 1}(i)\;\text{Legume}&(ii)\;\text{Berry}\\(iii)\;\text{Capsule}&(iv)\;\text{Nut}\end{array}

asked May 5, 2014 by sreemathi.v

1 answer

Cruciform corolla is found in

asked May 5, 2014 by sreemathi.v

1 answer

Lateral branches of stem are :-

asked May 5, 2014 by sreemathi.v

1 answer

Swollen leaf base is k/a

asked May 5, 2014 by sreemathi.v

1 answer

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