Related Questions

Read the following passage carefully and then choose the right word to complete the sentence that follows. Rockets are very expensive as it can be used only once. Appled scientists have therefore develped a reusable space craft called a space shuttle which takes off like a rocket; however, does no get destroyed as it returns to earth. It can also be used to lunch satellired into space, retrieve them from space if any repairing os required and allow around 8 scientists to crryout experiments in space. The space shuttle does not get.
A flattened
B enlarged
C ruined
D developed
The potential gradient across the material of low permittivity is than across the material of high permittivity.
A smaller
B greater
C both (A) and (B)
D none of the above
The relative permittivity of free space is given by
A 1
B 10
C 100
D 1000
For a perfect gas, according to Boyle’s law (where p = Absolute pressure, v = Volume and T = Absolute temperature)
A $$\frac{{\text{v}}}{{\text{T}}}$$ = constant, if p is kept constant
B pv = constant, if T is kept constant
C $$\frac{{\text{T}}}{{\text{p}}}$$ = constant, if v is kept constant
D $$\frac{{\text{p}}}{{\text{T}}}$$ = constant, if v is kept constant
The absolute entropy for all crystalline substances at absolute zero temperature is
A Zero
B Negative
C More than zero
D Indeterminate
The dielectric constant (relative permittivity) of glass is given by
A 0.1 to 0.4
B 0.5 to 1.0
C 2.0 to 4.0
D 5 to 100
The relative permittivity of rubber is
A Between 2 and 3
B Between 5 and 6
C Between 8 and 10
D Between 12 and 14
The relative permittivity has the following units
A F/m
B m/F
C Wb/m
D no units
Addition polymerisation takes place either by a free radical mechanism or ionic machanism depending on the reagents used. Free radical polymerisation is catelyzed by __________ , which decompose to give free radicals.
A Organic peroxides
B Sulphuric acid
C Hydroflouric acid
D None of these
Each of the following sentences contains a blank space. Fill in the blank space with appropriate preposition: We should not yield.......any pressure.
A in
B from
C to
D with

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