The chemical reactions which emit energy to surroundings are called

1.	The chemical reactions which emit energy to surroundings are called
A.	endothermic
B.	exothermic
C.	ectothermic
D.	hypothermic
Answer» C. ectothermic

Discussion

No Comment Found

Related MCQs

Area under the stress-strain curve when load is gradually applied in tension represents the
σ1, σ2, σ3 are the three mutually perpendicular principal stresses with ε1, ε2, and ε3 being the strains produced in the respective directions of the stress, the strain energy stored per unit volume in a cube is
For the state of stress of pure shear τ, the strain energy stored per unit volume in the elastic, homogeneous, isotropic material having elastic constants – Young’s modulus, E and Poisson’s ratio v will be
Define strain energy.
Maximum energy that a given component can absorb without undergoing any permanent deformation upto elastic limit is known as:
A cantilever beam, 2 m in length is subjected to a uniformly distributed load of 10 kN/m. If E = 200 GPa and I = 1000 cm4, the strain energy stored in the beam will be
A circular silicon carbide rod exhibiting an elastic modulus of 450 GPa is under uniaxial stress of 450 MPa. The strain energy density stored in this specimen is
In a material the principal stress are 60 MN/m2, 48 MN/m2 and -36 MN/m2. When the values of E = 200 GN/m2and \(\frac{1}{m} = 0.3\), the total strain energy per unit volume will be nearly
A rod of 40 mm diameter, 5 m long is stressed with 47.476 N/mm2 is subjected to a gradual tensile load. Strain energy absorbed by the rod is equal to _______ N-m. Given modulus of elasticity of the material of the bar as 2 × 105 N/mm2.
An object deformed by applying force. Energy stored in the material during deformation is known as:

The chemical reactions which emit energy to surroundings are called

Discussion

No Comment Found

Related MCQs

Reply to Comment